Home / 22,805,545.21-31,472,160.57-13,015,793.05

Finding the Fourth Proportional to 22,805,545.21, 31,472,160.57 and 13,015,793.05

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Solution

The fourth proportional to 22,805,545.21, 31,472,160.57 and 13,015,793.05 is: 17,962,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805,545.21 : 31,472,160.57 = 13,015,793.05 : x
  2. Step 2: Convert to fraction form
    22,805,545.21/31,472,160.57 = 13,015,793.05/x
  3. Step 3: Cross multiply
    22,805,545.21x = 31,472,160.57 × 13,015,793.05
  4. Step 4: Simplify right side
    22,805,545.21x = 409,635,128,815,490.06
  5. Step 5: Solve for x
    x = 409,635,128,815,490.06/22,805,545.21
  6. Step 6: Final answer
    x = 17,962,084.44

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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.