Home / 8,687,955.38-11,946,863.14-7,540,042.82

Finding the Fourth Proportional to 8,687,955.38, 11,946,863.14 and 7,540,042.82

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Solution

The fourth proportional to 8,687,955.38, 11,946,863.14 and 7,540,042.82 is: 10,368,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,955.38 : 11,946,863.14 = 7,540,042.82 : x
  2. Step 2: Convert to fraction form
    8,687,955.38/11,946,863.14 = 7,540,042.82/x
  3. Step 3: Cross multiply
    8,687,955.38x = 11,946,863.14 × 7,540,042.82
  4. Step 4: Simplify right side
    8,687,955.38x = 90,079,859,561,695.23
  5. Step 5: Solve for x
    x = 90,079,859,561,695.23/8,687,955.38
  6. Step 6: Final answer
    x = 10,368,361.22

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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.