Home / 22,688,724.29-31,310,439.57-12,375,447.39

Finding the Fourth Proportional to 22,688,724.29, 31,310,439.57 and 12,375,447.39

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Solution

The fourth proportional to 22,688,724.29, 31,310,439.57 and 12,375,447.39 is: 17,078,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688,724.29 : 31,310,439.57 = 12,375,447.39 : x
  2. Step 2: Convert to fraction form
    22,688,724.29/31,310,439.57 = 12,375,447.39/x
  3. Step 3: Cross multiply
    22,688,724.29x = 31,310,439.57 × 12,375,447.39
  4. Step 4: Simplify right side
    22,688,724.29x = 387,480,697,656,309.25
  5. Step 5: Solve for x
    x = 387,480,697,656,309.25/22,688,724.29
  6. Step 6: Final answer
    x = 17,078,117.43

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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.