Home / 10,115,713.98-15,175,442.15-3,200,934.30

Finding the Fourth Proportional to 10,115,713.98, 15,175,442.15 and 3,200,934.30

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Solution

The fourth proportional to 10,115,713.98, 15,175,442.15 and 3,200,934.30 is: 4,801,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,115,713.98 : 15,175,442.15 = 3,200,934.30 : x
  2. Step 2: Convert to fraction form
    10,115,713.98/15,175,442.15 = 3,200,934.30/x
  3. Step 3: Cross multiply
    10,115,713.98x = 15,175,442.15 × 3,200,934.30
  4. Step 4: Simplify right side
    10,115,713.98x = 48,575,593,295,600.74
  5. Step 5: Solve for x
    x = 48,575,593,295,600.74/10,115,713.98
  6. Step 6: Final answer
    x = 4,801,993.55

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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.