Home / 6,474,670.10-9,712,005.15-2,214,458.90

Finding the Fourth Proportional to 6,474,670.10, 9,712,005.15 and 2,214,458.90

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Solution

The fourth proportional to 6,474,670.10, 9,712,005.15 and 2,214,458.90 is: 3,321,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,670.10 : 9,712,005.15 = 2,214,458.90 : x
  2. Step 2: Convert to fraction form
    6,474,670.10/9,712,005.15 = 2,214,458.90/x
  3. Step 3: Cross multiply
    6,474,670.10x = 9,712,005.15 × 2,214,458.90
  4. Step 4: Simplify right side
    6,474,670.10x = 21,506,836,241,263.34
  5. Step 5: Solve for x
    x = 21,506,836,241,263.34/6,474,670.10
  6. Step 6: Final answer
    x = 3,321,688.35

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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.