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Finding the Fourth Proportional to 16,393,978.10, 24,606,713.55 and 8,316,074.90

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Solution

The fourth proportional to 16,393,978.10, 24,606,713.55 and 8,316,074.90 is: 12,482,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,393,978.10 : 24,606,713.55 = 8,316,074.90 : x
  2. Step 2: Convert to fraction form
    16,393,978.10/24,606,713.55 = 8,316,074.90/x
  3. Step 3: Cross multiply
    16,393,978.10x = 24,606,713.55 × 8,316,074.90
  4. Step 4: Simplify right side
    16,393,978.10x = 204,631,272,924,644.91
  5. Step 5: Solve for x
    x = 204,631,272,924,644.91/16,393,978.10
  6. Step 6: Final answer
    x = 12,482,099.93

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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.