Home / 15,268,306.70-22,902,460.05-12,876,822.20

Finding the Fourth Proportional to 15,268,306.70, 22,902,460.05 and 12,876,822.20

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Solution

The fourth proportional to 15,268,306.70, 22,902,460.05 and 12,876,822.20 is: 19,315,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,306.70 : 22,902,460.05 = 12,876,822.20 : x
  2. Step 2: Convert to fraction form
    15,268,306.70/22,902,460.05 = 12,876,822.20/x
  3. Step 3: Cross multiply
    15,268,306.70x = 22,902,460.05 × 12,876,822.20
  4. Step 4: Simplify right side
    15,268,306.70x = 294,910,906,006,453.12
  5. Step 5: Solve for x
    x = 294,910,906,006,453.12/15,268,306.70
  6. Step 6: Final answer
    x = 19,315,233.30

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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.