Home / 25,361,217.90-34,998,493.38-13,758,778.30

Finding the Fourth Proportional to 25,361,217.90, 34,998,493.38 and 13,758,778.30

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Solution

The fourth proportional to 25,361,217.90, 34,998,493.38 and 13,758,778.30 is: 18,987,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361,217.90 : 34,998,493.38 = 13,758,778.30 : x
  2. Step 2: Convert to fraction form
    25,361,217.90/34,998,493.38 = 13,758,778.30/x
  3. Step 3: Cross multiply
    25,361,217.90x = 34,998,493.38 × 13,758,778.30
  4. Step 4: Simplify right side
    25,361,217.90x = 481,536,511,249,437.69
  5. Step 5: Solve for x
    x = 481,536,511,249,437.69/25,361,217.90
  6. Step 6: Final answer
    x = 18,987,120.93

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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.