Home / 25,550,082.40-38,329,789.20-10,405,544.80

Finding the Fourth Proportional to 25,550,082.40, 38,329,789.20 and 10,405,544.80

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Solution

The fourth proportional to 25,550,082.40, 38,329,789.20 and 10,405,544.80 is: 15,610,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,550,082.40 : 38,329,789.20 = 10,405,544.80 : x
  2. Step 2: Convert to fraction form
    25,550,082.40/38,329,789.20 = 10,405,544.80/x
  3. Step 3: Cross multiply
    25,550,082.40x = 38,329,789.20 × 10,405,544.80
  4. Step 4: Simplify right side
    25,550,082.40x = 398,842,338,695,156.25
  5. Step 5: Solve for x
    x = 398,842,338,695,156.25/25,550,082.40
  6. Step 6: Final answer
    x = 15,610,217.32

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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.