Home / 13,852,588.10-20,778,882.15-3,755,209.10

Finding the Fourth Proportional to 13,852,588.10, 20,778,882.15 and 3,755,209.10

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Solution

The fourth proportional to 13,852,588.10, 20,778,882.15 and 3,755,209.10 is: 5,632,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,588.10 : 20,778,882.15 = 3,755,209.10 : x
  2. Step 2: Convert to fraction form
    13,852,588.10/20,778,882.15 = 3,755,209.10/x
  3. Step 3: Cross multiply
    13,852,588.10x = 20,778,882.15 × 3,755,209.10
  4. Step 4: Simplify right side
    13,852,588.10x = 78,029,047,337,507.56
  5. Step 5: Solve for x
    x = 78,029,047,337,507.56/13,852,588.10
  6. Step 6: Final answer
    x = 5,632,813.65

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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.