Home / 91,577,404.80-126,349,260.48-54,894,591.36

Finding the Fourth Proportional to 91,577,404.80, 126,349,260.48 and 54,894,591.36

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Solution

The fourth proportional to 91,577,404.80, 126,349,260.48 and 54,894,591.36 is: 75,738,016.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,577,404.80 : 126,349,260.48 = 54,894,591.36 : x
  2. Step 2: Convert to fraction form
    91,577,404.80/126,349,260.48 = 54,894,591.36/x
  3. Step 3: Cross multiply
    91,577,404.80x = 126,349,260.48 × 54,894,591.36
  4. Step 4: Simplify right side
    91,577,404.80x = 6,935,891,022,687,798
  5. Step 5: Solve for x
    x = 6,935,891,022,687,798/91,577,404.80
  6. Step 6: Final answer
    x = 75,738,016.79

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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.