Home / 67,488,291.54-101,393,935.84-43,274,658.42

Finding the Fourth Proportional to 67,488,291.54, 101,393,935.84 and 43,274,658.42

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Solution

The fourth proportional to 67,488,291.54, 101,393,935.84 and 43,274,658.42 is: 65,015,543.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,488,291.54 : 101,393,935.84 = 43,274,658.42 : x
  2. Step 2: Convert to fraction form
    67,488,291.54/101,393,935.84 = 43,274,658.42/x
  3. Step 3: Cross multiply
    67,488,291.54x = 101,393,935.84 × 43,274,658.42
  4. Step 4: Simplify right side
    67,488,291.54x = 4,387,787,939,335,396
  5. Step 5: Solve for x
    x = 4,387,787,939,335,396/67,488,291.54
  6. Step 6: Final answer
    x = 65,015,543.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.