Home / 22,053,223.64-30,428,988.89-12,884,094.92

Finding the Fourth Proportional to 22,053,223.64, 30,428,988.89 and 12,884,094.92

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Solution

The fourth proportional to 22,053,223.64, 30,428,988.89 and 12,884,094.92 is: 17,777,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053,223.64 : 30,428,988.89 = 12,884,094.92 : x
  2. Step 2: Convert to fraction form
    22,053,223.64/30,428,988.89 = 12,884,094.92/x
  3. Step 3: Cross multiply
    22,053,223.64x = 30,428,988.89 × 12,884,094.92
  4. Step 4: Simplify right side
    22,053,223.64x = 392,049,981,190,037.44
  5. Step 5: Solve for x
    x = 392,049,981,190,037.44/22,053,223.64
  6. Step 6: Final answer
    x = 17,777,445.49

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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.