Home / 91,397,655.26-126,128,764.25-52,240,272.73

Finding the Fourth Proportional to 91,397,655.26, 126,128,764.25 and 52,240,272.73

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Solution

The fourth proportional to 91,397,655.26, 126,128,764.25 and 52,240,272.73 is: 72,091,576.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,397,655.26 : 126,128,764.25 = 52,240,272.73 : x
  2. Step 2: Convert to fraction form
    91,397,655.26/126,128,764.25 = 52,240,272.73/x
  3. Step 3: Cross multiply
    91,397,655.26x = 126,128,764.25 × 52,240,272.73
  4. Step 4: Simplify right side
    91,397,655.26x = 6,589,001,042,941,351
  5. Step 5: Solve for x
    x = 6,589,001,042,941,351/91,397,655.26
  6. Step 6: Final answer
    x = 72,091,576.36

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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.