Home / 82,473,422.38-123,737,006.33-39,337,012.51

Finding the Fourth Proportional to 82,473,422.38, 123,737,006.33 and 39,337,012.51

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Solution

The fourth proportional to 82,473,422.38, 123,737,006.33 and 39,337,012.51 is: 59,018,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,473,422.38 : 123,737,006.33 = 39,337,012.51 : x
  2. Step 2: Convert to fraction form
    82,473,422.38/123,737,006.33 = 39,337,012.51/x
  3. Step 3: Cross multiply
    82,473,422.38x = 123,737,006.33 × 39,337,012.51
  4. Step 4: Simplify right side
    82,473,422.38x = 4,867,444,165,953,159
  5. Step 5: Solve for x
    x = 4,867,444,165,953,159/82,473,422.38
  6. Step 6: Final answer
    x = 59,018,336.16

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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.