Home / 16,190,149.90-24,253,732.05-9,781,365.10

Finding the Fourth Proportional to 16,190,149.90, 24,253,732.05 and 9,781,365.10

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Solution

The fourth proportional to 16,190,149.90, 24,253,732.05 and 9,781,365.10 is: 14,653,021.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190,149.90 : 24,253,732.05 = 9,781,365.10 : x
  2. Step 2: Convert to fraction form
    16,190,149.90/24,253,732.05 = 9,781,365.10/x
  3. Step 3: Cross multiply
    16,190,149.90x = 24,253,732.05 × 9,781,365.10
  4. Step 4: Simplify right side
    16,190,149.90x = 237,234,608,218,621.47
  5. Step 5: Solve for x
    x = 237,234,608,218,621.47/16,190,149.90
  6. Step 6: Final answer
    x = 14,653,021.11

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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.