Home / 69,586,272.39-96,029,279.52-38,646,440.76

Finding the Fourth Proportional to 69,586,272.39, 96,029,279.52 and 38,646,440.76

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Solution

The fourth proportional to 69,586,272.39, 96,029,279.52 and 38,646,440.76 is: 53,332,212.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,586,272.39 : 96,029,279.52 = 38,646,440.76 : x
  2. Step 2: Convert to fraction form
    69,586,272.39/96,029,279.52 = 38,646,440.76/x
  3. Step 3: Cross multiply
    69,586,272.39x = 96,029,279.52 × 38,646,440.76
  4. Step 4: Simplify right side
    69,586,272.39x = 3,711,189,862,195,161
  5. Step 5: Solve for x
    x = 3,711,189,862,195,161/69,586,272.39
  6. Step 6: Final answer
    x = 53,332,212.44

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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.