Home / 25,177,618.74-37,766,428.20-8,138,291.66

Finding the Fourth Proportional to 25,177,618.74, 37,766,428.20 and 8,138,291.66

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Solution

The fourth proportional to 25,177,618.74, 37,766,428.20 and 8,138,291.66 is: 12,207,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,177,618.74 : 37,766,428.20 = 8,138,291.66 : x
  2. Step 2: Convert to fraction form
    25,177,618.74/37,766,428.20 = 8,138,291.66/x
  3. Step 3: Cross multiply
    25,177,618.74x = 37,766,428.20 × 8,138,291.66
  4. Step 4: Simplify right side
    25,177,618.74x = 307,354,207,459,216.69
  5. Step 5: Solve for x
    x = 307,354,207,459,216.69/25,177,618.74
  6. Step 6: Final answer
    x = 12,207,437.51

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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.