Home / 25,875,891.28-38,783,654.52-19,465,532.56

Finding the Fourth Proportional to 25,875,891.28, 38,783,654.52 and 19,465,532.56

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Solution

The fourth proportional to 25,875,891.28, 38,783,654.52 and 19,465,532.56 is: 29,175,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875,891.28 : 38,783,654.52 = 19,465,532.56 : x
  2. Step 2: Convert to fraction form
    25,875,891.28/38,783,654.52 = 19,465,532.56/x
  3. Step 3: Cross multiply
    25,875,891.28x = 38,783,654.52 × 19,465,532.56
  4. Step 4: Simplify right side
    25,875,891.28x = 754,944,489,854,851.12
  5. Step 5: Solve for x
    x = 754,944,489,854,851.12/25,875,891.28
  6. Step 6: Final answer
    x = 29,175,593.67

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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.