Home / 15,754,805.30-23,632,207.95-13,487,323.70

Finding the Fourth Proportional to 15,754,805.30, 23,632,207.95 and 13,487,323.70

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Solution

The fourth proportional to 15,754,805.30, 23,632,207.95 and 13,487,323.70 is: 20,230,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,805.30 : 23,632,207.95 = 13,487,323.70 : x
  2. Step 2: Convert to fraction form
    15,754,805.30/23,632,207.95 = 13,487,323.70/x
  3. Step 3: Cross multiply
    15,754,805.30x = 23,632,207.95 × 13,487,323.70
  4. Step 4: Simplify right side
    15,754,805.30x = 318,735,238,367,363.38
  5. Step 5: Solve for x
    x = 318,735,238,367,363.38/15,754,805.30
  6. Step 6: Final answer
    x = 20,230,985.55

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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.