Home / 67,940,799.42-93,760,957.44-38,574,865.14

Finding the Fourth Proportional to 67,940,799.42, 93,760,957.44 and 38,574,865.14

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Solution

The fourth proportional to 67,940,799.42, 93,760,957.44 and 38,574,865.14 is: 53,234,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,940,799.42 : 93,760,957.44 = 38,574,865.14 : x
  2. Step 2: Convert to fraction form
    67,940,799.42/93,760,957.44 = 38,574,865.14/x
  3. Step 3: Cross multiply
    67,940,799.42x = 93,760,957.44 × 38,574,865.14
  4. Step 4: Simplify right side
    67,940,799.42x = 3,616,816,288,645,279.50
  5. Step 5: Solve for x
    x = 3,616,816,288,645,279.50/67,940,799.42
  6. Step 6: Final answer
    x = 53,234,820.90

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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.