Home / 5,185,116.10-7,777,674.15-3,589,480.90

Finding the Fourth Proportional to 5,185,116.10, 7,777,674.15 and 3,589,480.90

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Solution

The fourth proportional to 5,185,116.10, 7,777,674.15 and 3,589,480.90 is: 5,384,221.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,116.10 : 7,777,674.15 = 3,589,480.90 : x
  2. Step 2: Convert to fraction form
    5,185,116.10/7,777,674.15 = 3,589,480.90/x
  3. Step 3: Cross multiply
    5,185,116.10x = 7,777,674.15 × 3,589,480.90
  4. Step 4: Simplify right side
    5,185,116.10x = 27,917,812,807,848.73
  5. Step 5: Solve for x
    x = 27,917,812,807,848.73/5,185,116.10
  6. Step 6: Final answer
    x = 5,384,221.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.