Home / 25,733,733.28-38,601,841.32-8,461,551.78

Finding the Fourth Proportional to 25,733,733.28, 38,601,841.32 and 8,461,551.78

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Solution

The fourth proportional to 25,733,733.28, 38,601,841.32 and 8,461,551.78 is: 12,692,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733,733.28 : 38,601,841.32 = 8,461,551.78 : x
  2. Step 2: Convert to fraction form
    25,733,733.28/38,601,841.32 = 8,461,551.78/x
  3. Step 3: Cross multiply
    25,733,733.28x = 38,601,841.32 × 8,461,551.78
  4. Step 4: Simplify right side
    25,733,733.28x = 326,631,479,132,523.50
  5. Step 5: Solve for x
    x = 326,631,479,132,523.50/25,733,733.28
  6. Step 6: Final answer
    x = 12,692,735.86

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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.