Home / 13,309,972.20-19,957,085.10-6,932,680.20

Finding the Fourth Proportional to 13,309,972.20, 19,957,085.10 and 6,932,680.20

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Solution

The fourth proportional to 13,309,972.20, 19,957,085.10 and 6,932,680.20 is: 10,394,919.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,309,972.20 : 19,957,085.10 = 6,932,680.20 : x
  2. Step 2: Convert to fraction form
    13,309,972.20/19,957,085.10 = 6,932,680.20/x
  3. Step 3: Cross multiply
    13,309,972.20x = 19,957,085.10 × 6,932,680.20
  4. Step 4: Simplify right side
    13,309,972.20x = 138,356,088,722,485.03
  5. Step 5: Solve for x
    x = 138,356,088,722,485.03/13,309,972.20
  6. Step 6: Final answer
    x = 10,394,919.44

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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.