Home / 25,124,920.20-37,687,380.30-8,969,113.80

Finding the Fourth Proportional to 25,124,920.20, 37,687,380.30 and 8,969,113.80

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Solution

The fourth proportional to 25,124,920.20, 37,687,380.30 and 8,969,113.80 is: 13,453,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,124,920.20 : 37,687,380.30 = 8,969,113.80 : x
  2. Step 2: Convert to fraction form
    25,124,920.20/37,687,380.30 = 8,969,113.80/x
  3. Step 3: Cross multiply
    25,124,920.20x = 37,687,380.30 × 8,969,113.80
  4. Step 4: Simplify right side
    25,124,920.20x = 338,022,402,734,578.12
  5. Step 5: Solve for x
    x = 338,022,402,734,578.12/25,124,920.20
  6. Step 6: Final answer
    x = 13,453,670.70

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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.