Home / 22,914,887.12-31,623,356.04-12,602,407.76

Finding the Fourth Proportional to 22,914,887.12, 31,623,356.04 and 12,602,407.76

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Solution

The fourth proportional to 22,914,887.12, 31,623,356.04 and 12,602,407.76 is: 17,391,769.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914,887.12 : 31,623,356.04 = 12,602,407.76 : x
  2. Step 2: Convert to fraction form
    22,914,887.12/31,623,356.04 = 12,602,407.76/x
  3. Step 3: Cross multiply
    22,914,887.12x = 31,623,356.04 × 12,602,407.76
  4. Step 4: Simplify right side
    22,914,887.12x = 398,530,427,555,738.88
  5. Step 5: Solve for x
    x = 398,530,427,555,738.88/22,914,887.12
  6. Step 6: Final answer
    x = 17,391,769.18

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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.