Home / 91,654,203.38-126,451,847.55-51,957,478.26

Finding the Fourth Proportional to 91,654,203.38, 126,451,847.55 and 51,957,478.26

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Solution

The fourth proportional to 91,654,203.38, 126,451,847.55 and 51,957,478.26 is: 71,683,773.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,654,203.38 : 126,451,847.55 = 51,957,478.26 : x
  2. Step 2: Convert to fraction form
    91,654,203.38/126,451,847.55 = 51,957,478.26/x
  3. Step 3: Cross multiply
    91,654,203.38x = 126,451,847.55 × 51,957,478.26
  4. Step 4: Simplify right side
    91,654,203.38x = 6,570,119,120,015,959
  5. Step 5: Solve for x
    x = 6,570,119,120,015,959/91,654,203.38
  6. Step 6: Final answer
    x = 71,683,773.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.