Home / 15,123,608.78-22,685,378.54-6,482,105.91

Finding the Fourth Proportional to 15,123,608.78, 22,685,378.54 and 6,482,105.91

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Solution

The fourth proportional to 15,123,608.78, 22,685,378.54 and 6,482,105.91 is: 9,723,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123,608.78 : 22,685,378.54 = 6,482,105.91 : x
  2. Step 2: Convert to fraction form
    15,123,608.78/22,685,378.54 = 6,482,105.91/x
  3. Step 3: Cross multiply
    15,123,608.78x = 22,685,378.54 × 6,482,105.91
  4. Step 4: Simplify right side
    15,123,608.78x = 147,049,026,272,310.66
  5. Step 5: Solve for x
    x = 147,049,026,272,310.66/15,123,608.78
  6. Step 6: Final answer
    x = 9,723,144.02

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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.