Home / 25,287,774.43-34,897,128.29-13,685,337.91

Finding the Fourth Proportional to 25,287,774.43, 34,897,128.29 and 13,685,337.91

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Solution

The fourth proportional to 25,287,774.43, 34,897,128.29 and 13,685,337.91 is: 18,885,766.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,287,774.43 : 34,897,128.29 = 13,685,337.91 : x
  2. Step 2: Convert to fraction form
    25,287,774.43/34,897,128.29 = 13,685,337.91/x
  3. Step 3: Cross multiply
    25,287,774.43x = 34,897,128.29 × 13,685,337.91
  4. Step 4: Simplify right side
    25,287,774.43x = 477,578,992,737,270.44
  5. Step 5: Solve for x
    x = 477,578,992,737,270.44/25,287,774.43
  6. Step 6: Final answer
    x = 18,885,766.09

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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.