Home / 67,397,872.14-92,979,521.46-39,506,442.30

Finding the Fourth Proportional to 67,397,872.14, 92,979,521.46 and 39,506,442.30

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Solution

The fourth proportional to 67,397,872.14, 92,979,521.46 and 39,506,442.30 is: 54,501,573.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,397,872.14 : 92,979,521.46 = 39,506,442.30 : x
  2. Step 2: Convert to fraction form
    67,397,872.14/92,979,521.46 = 39,506,442.30/x
  3. Step 3: Cross multiply
    67,397,872.14x = 92,979,521.46 × 39,506,442.30
  4. Step 4: Simplify right side
    67,397,872.14x = 3,673,290,099,641,101
  5. Step 5: Solve for x
    x = 3,673,290,099,641,101/67,397,872.14
  6. Step 6: Final answer
    x = 54,501,573.76

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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.