Home / 22,688,723.95-31,310,439.13-12,375,447.05

Finding the Fourth Proportional to 22,688,723.95, 31,310,439.13 and 12,375,447.05

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Solution

The fourth proportional to 22,688,723.95, 31,310,439.13 and 12,375,447.05 is: 17,078,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688,723.95 : 31,310,439.13 = 12,375,447.05 : x
  2. Step 2: Convert to fraction form
    22,688,723.95/31,310,439.13 = 12,375,447.05/x
  3. Step 3: Cross multiply
    22,688,723.95x = 31,310,439.13 × 12,375,447.05
  4. Step 4: Simplify right side
    22,688,723.95x = 387,480,681,483,187.25
  5. Step 5: Solve for x
    x = 387,480,681,483,187.25/22,688,723.95
  6. Step 6: Final answer
    x = 17,078,116.97

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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.