Home / 22,791,990.48-31,451,701.05-12,476,718.24

Finding the Fourth Proportional to 22,791,990.48, 31,451,701.05 and 12,476,718.24

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Solution

The fourth proportional to 22,791,990.48, 31,451,701.05 and 12,476,718.24 is: 17,217,189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,791,990.48 : 31,451,701.05 = 12,476,718.24 : x
  2. Step 2: Convert to fraction form
    22,791,990.48/31,451,701.05 = 12,476,718.24/x
  3. Step 3: Cross multiply
    22,791,990.48x = 31,451,701.05 × 12,476,718.24
  4. Step 4: Simplify right side
    22,791,990.48x = 392,414,012,169,562.19
  5. Step 5: Solve for x
    x = 392,414,012,169,562.19/22,791,990.48
  6. Step 6: Final answer
    x = 17,217,189.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.