Home / 22,502,161.07-31,053,131.38-12,188,884.17

Finding the Fourth Proportional to 22,502,161.07, 31,053,131.38 and 12,188,884.17

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Solution

The fourth proportional to 22,502,161.07, 31,053,131.38 and 12,188,884.17 is: 16,820,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502,161.07 : 31,053,131.38 = 12,188,884.17 : x
  2. Step 2: Convert to fraction form
    22,502,161.07/31,053,131.38 = 12,188,884.17/x
  3. Step 3: Cross multiply
    22,502,161.07x = 31,053,131.38 × 12,188,884.17
  4. Step 4: Simplify right side
    22,502,161.07x = 378,503,021,506,612.25
  5. Step 5: Solve for x
    x = 378,503,021,506,612.25/22,502,161.07
  6. Step 6: Final answer
    x = 16,820,740.92

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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.