Home / 22,956,235.71-31,681,036.89-12,642,956.07

Finding the Fourth Proportional to 22,956,235.71, 31,681,036.89 and 12,642,956.07

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Solution

The fourth proportional to 22,956,235.71, 31,681,036.89 and 12,642,956.07 is: 17,448,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956,235.71 : 31,681,036.89 = 12,642,956.07 : x
  2. Step 2: Convert to fraction form
    22,956,235.71/31,681,036.89 = 12,642,956.07/x
  3. Step 3: Cross multiply
    22,956,235.71x = 31,681,036.89 × 12,642,956.07
  4. Step 4: Simplify right side
    22,956,235.71x = 400,541,957,652,319.44
  5. Step 5: Solve for x
    x = 400,541,957,652,319.44/22,956,235.71
  6. Step 6: Final answer
    x = 17,448,067.82

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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.