Home / 43,771,149.54-65,658,061.89-15,016,881.78

Finding the Fourth Proportional to 43,771,149.54, 65,658,061.89 and 15,016,881.78

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Solution

The fourth proportional to 43,771,149.54, 65,658,061.89 and 15,016,881.78 is: 22,525,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,771,149.54 : 65,658,061.89 = 15,016,881.78 : x
  2. Step 2: Convert to fraction form
    43,771,149.54/65,658,061.89 = 15,016,881.78/x
  3. Step 3: Cross multiply
    43,771,149.54x = 65,658,061.89 × 15,016,881.78
  4. Step 4: Simplify right side
    43,771,149.54x = 985,979,353,306,053.38
  5. Step 5: Solve for x
    x = 985,979,353,306,053.38/43,771,149.54
  6. Step 6: Final answer
    x = 22,525,781.56

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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.