Home / 22,876,637.28-31,569,644.70-12,422,560.25

Finding the Fourth Proportional to 22,876,637.28, 31,569,644.70 and 12,422,560.25

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Solution

The fourth proportional to 22,876,637.28, 31,569,644.70 and 12,422,560.25 is: 17,143,070.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,876,637.28 : 31,569,644.70 = 12,422,560.25 : x
  2. Step 2: Convert to fraction form
    22,876,637.28/31,569,644.70 = 12,422,560.25/x
  3. Step 3: Cross multiply
    22,876,637.28x = 31,569,644.70 × 12,422,560.25
  4. Step 4: Simplify right side
    22,876,637.28x = 392,175,813,198,994.94
  5. Step 5: Solve for x
    x = 392,175,813,198,994.94/22,876,637.28
  6. Step 6: Final answer
    x = 17,143,070.83

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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.