Home / 25,540,731.20-38,329,759.20-17,982,459.20

Finding the Fourth Proportional to 25,540,731.20, 38,329,759.20 and 17,982,459.20

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Solution

The fourth proportional to 25,540,731.20, 38,329,759.20 and 17,982,459.20 is: 26,986,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,540,731.20 : 38,329,759.20 = 17,982,459.20 : x
  2. Step 2: Convert to fraction form
    25,540,731.20/38,329,759.20 = 17,982,459.20/x
  3. Step 3: Cross multiply
    25,540,731.20x = 38,329,759.20 × 17,982,459.20
  4. Step 4: Simplify right side
    25,540,731.20x = 689,263,330,959,824.62
  5. Step 5: Solve for x
    x = 689,263,330,959,824.62/25,540,731.20
  6. Step 6: Final answer
    x = 26,986,828.43

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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.