Home / 25,898,110.60-38,847,165.90-12,431,691.40

Finding the Fourth Proportional to 25,898,110.60, 38,847,165.90 and 12,431,691.40

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Solution

The fourth proportional to 25,898,110.60, 38,847,165.90 and 12,431,691.40 is: 18,647,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,898,110.60 : 38,847,165.90 = 12,431,691.40 : x
  2. Step 2: Convert to fraction form
    25,898,110.60/38,847,165.90 = 12,431,691.40/x
  3. Step 3: Cross multiply
    25,898,110.60x = 38,847,165.90 × 12,431,691.40
  4. Step 4: Simplify right side
    25,898,110.60x = 482,935,978,233,403.25
  5. Step 5: Solve for x
    x = 482,935,978,233,403.25/25,898,110.60
  6. Step 6: Final answer
    x = 18,647,537.10

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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.