Home / 91,963,132.52-126,906,225.54-50,711,763.56

Finding the Fourth Proportional to 91,963,132.52, 126,906,225.54 and 50,711,763.56

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Solution

The fourth proportional to 91,963,132.52, 126,906,225.54 and 50,711,763.56 is: 69,980,636.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,963,132.52 : 126,906,225.54 = 50,711,763.56 : x
  2. Step 2: Convert to fraction form
    91,963,132.52/126,906,225.54 = 50,711,763.56/x
  3. Step 3: Cross multiply
    91,963,132.52x = 126,906,225.54 × 50,711,763.56
  4. Step 4: Simplify right side
    91,963,132.52x = 6,435,638,503,876,514
  5. Step 5: Solve for x
    x = 6,435,638,503,876,514/91,963,132.52
  6. Step 6: Final answer
    x = 69,980,636.02

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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.