Home / 8,086,116.15-12,129,174.23-4,306,980.15

Finding the Fourth Proportional to 8,086,116.15, 12,129,174.23 and 4,306,980.15

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Solution

The fourth proportional to 8,086,116.15, 12,129,174.23 and 4,306,980.15 is: 6,460,470.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,116.15 : 12,129,174.23 = 4,306,980.15 : x
  2. Step 2: Convert to fraction form
    8,086,116.15/12,129,174.23 = 4,306,980.15/x
  3. Step 3: Cross multiply
    8,086,116.15x = 12,129,174.23 × 4,306,980.15
  4. Step 4: Simplify right side
    8,086,116.15x = 52,240,112,622,966.63
  5. Step 5: Solve for x
    x = 52,240,112,622,966.63/8,086,116.15
  6. Step 6: Final answer
    x = 6,460,470.23

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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.