Home / 13,873,092.30-20,809,638.45-13,306,221.90

Finding the Fourth Proportional to 13,873,092.30, 20,809,638.45 and 13,306,221.90

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Solution

The fourth proportional to 13,873,092.30, 20,809,638.45 and 13,306,221.90 is: 19,959,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,092.30 : 20,809,638.45 = 13,306,221.90 : x
  2. Step 2: Convert to fraction form
    13,873,092.30/20,809,638.45 = 13,306,221.90/x
  3. Step 3: Cross multiply
    13,873,092.30x = 20,809,638.45 × 13,306,221.90
  4. Step 4: Simplify right side
    13,873,092.30x = 276,897,666,874,472.06
  5. Step 5: Solve for x
    x = 276,897,666,874,472.06/13,873,092.30
  6. Step 6: Final answer
    x = 19,959,332.85

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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.