Home / 22,956,239.10-31,681,042.14-12,642,959.46

Finding the Fourth Proportional to 22,956,239.10, 31,681,042.14 and 12,642,959.46

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Solution

The fourth proportional to 22,956,239.10, 31,681,042.14 and 12,642,959.46 is: 17,448,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956,239.10 : 31,681,042.14 = 12,642,959.46 : x
  2. Step 2: Convert to fraction form
    22,956,239.10/31,681,042.14 = 12,642,959.46/x
  3. Step 3: Cross multiply
    22,956,239.10x = 31,681,042.14 × 12,642,959.46
  4. Step 4: Simplify right side
    22,956,239.10x = 400,542,131,426,571.69
  5. Step 5: Solve for x
    x = 400,542,131,426,571.69/22,956,239.10
  6. Step 6: Final answer
    x = 17,448,072.82

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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.