Home / 15,900,279.38-23,803,336.66-9,815,445.98

Finding the Fourth Proportional to 15,900,279.38, 23,803,336.66 and 9,815,445.98

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Solution

The fourth proportional to 15,900,279.38, 23,803,336.66 and 9,815,445.98 is: 14,694,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,900,279.38 : 23,803,336.66 = 9,815,445.98 : x
  2. Step 2: Convert to fraction form
    15,900,279.38/23,803,336.66 = 9,815,445.98/x
  3. Step 3: Cross multiply
    15,900,279.38x = 23,803,336.66 × 9,815,445.98
  4. Step 4: Simplify right side
    15,900,279.38x = 233,640,365,129,983.62
  5. Step 5: Solve for x
    x = 233,640,365,129,983.62/15,900,279.38
  6. Step 6: Final answer
    x = 14,694,104.40

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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.