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Finding the Fourth Proportional to 16,642,403.10, 24,963,604.65 and 14,751,279.90

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Solution

The fourth proportional to 16,642,403.10, 24,963,604.65 and 14,751,279.90 is: 22,126,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,642,403.10 : 24,963,604.65 = 14,751,279.90 : x
  2. Step 2: Convert to fraction form
    16,642,403.10/24,963,604.65 = 14,751,279.90/x
  3. Step 3: Cross multiply
    16,642,403.10x = 24,963,604.65 × 14,751,279.90
  4. Step 4: Simplify right side
    16,642,403.10x = 368,245,119,505,091.50
  5. Step 5: Solve for x
    x = 368,245,119,505,091.50/16,642,403.10
  6. Step 6: Final answer
    x = 22,126,919.85

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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.