Home / 25,361,256.38-34,998,601.65-13,758,819.86

Finding the Fourth Proportional to 25,361,256.38, 34,998,601.65 and 13,758,819.86

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Solution

The fourth proportional to 25,361,256.38, 34,998,601.65 and 13,758,819.86 is: 18,987,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361,256.38 : 34,998,601.65 = 13,758,819.86 : x
  2. Step 2: Convert to fraction form
    25,361,256.38/34,998,601.65 = 13,758,819.86/x
  3. Step 3: Cross multiply
    25,361,256.38x = 34,998,601.65 × 13,758,819.86
  4. Step 4: Simplify right side
    25,361,256.38x = 481,539,455,472,951.25
  5. Step 5: Solve for x
    x = 481,539,455,472,951.25/25,361,256.38
  6. Step 6: Final answer
    x = 18,987,208.21

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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.