Home / 22,939,366.38-31,640,208.68-15,096,379.79

Finding the Fourth Proportional to 22,939,366.38, 31,640,208.68 and 15,096,379.79

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Solution

The fourth proportional to 22,939,366.38, 31,640,208.68 and 15,096,379.79 is: 20,822,397.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,939,366.38 : 31,640,208.68 = 15,096,379.79 : x
  2. Step 2: Convert to fraction form
    22,939,366.38/31,640,208.68 = 15,096,379.79/x
  3. Step 3: Cross multiply
    22,939,366.38x = 31,640,208.68 × 15,096,379.79
  4. Step 4: Simplify right side
    22,939,366.38x = 477,652,606,634,451.62
  5. Step 5: Solve for x
    x = 477,652,606,634,451.62/22,939,366.38
  6. Step 6: Final answer
    x = 20,822,397.56

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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.