Home / 67,388,565.96-92,996,239.14-38,026,121.40

Finding the Fourth Proportional to 67,388,565.96, 92,996,239.14 and 38,026,121.40

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Solution

The fourth proportional to 67,388,565.96, 92,996,239.14 and 38,026,121.40 is: 52,476,057.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,388,565.96 : 92,996,239.14 = 38,026,121.40 : x
  2. Step 2: Convert to fraction form
    67,388,565.96/92,996,239.14 = 38,026,121.40/x
  3. Step 3: Cross multiply
    67,388,565.96x = 92,996,239.14 × 38,026,121.40
  4. Step 4: Simplify right side
    67,388,565.96x = 3,536,286,279,281,071.50
  5. Step 5: Solve for x
    x = 3,536,286,279,281,071.50/67,388,565.96
  6. Step 6: Final answer
    x = 52,476,057.75

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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.