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Finding the Fourth Proportional to 16,795,854.60, 25,193,781.90 and 6,013,507.20

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Solution

The fourth proportional to 16,795,854.60, 25,193,781.90 and 6,013,507.20 is: 9,020,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,795,854.60 : 25,193,781.90 = 6,013,507.20 : x
  2. Step 2: Convert to fraction form
    16,795,854.60/25,193,781.90 = 6,013,507.20/x
  3. Step 3: Cross multiply
    16,795,854.60x = 25,193,781.90 × 6,013,507.20
  4. Step 4: Simplify right side
    16,795,854.60x = 151,502,988,850,879.69
  5. Step 5: Solve for x
    x = 151,502,988,850,879.69/16,795,854.60
  6. Step 6: Final answer
    x = 9,020,260.80

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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.