Home / 25,791,789.34-38,687,676.82-17,680,172.83

Finding the Fourth Proportional to 25,791,789.34, 38,687,676.82 and 17,680,172.83

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Solution

The fourth proportional to 25,791,789.34, 38,687,676.82 and 17,680,172.83 is: 26,520,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,791,789.34 : 38,687,676.82 = 17,680,172.83 : x
  2. Step 2: Convert to fraction form
    25,791,789.34/38,687,676.82 = 17,680,172.83/x
  3. Step 3: Cross multiply
    25,791,789.34x = 38,687,676.82 × 17,680,172.83
  4. Step 4: Simplify right side
    25,791,789.34x = 684,004,812,568,784.75
  5. Step 5: Solve for x
    x = 684,004,812,568,784.75/25,791,789.34
  6. Step 6: Final answer
    x = 26,520,254.32

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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.