Home / 22,956,574.92-31,681,505.88-12,643,295.28

Finding the Fourth Proportional to 22,956,574.92, 31,681,505.88 and 12,643,295.28

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Solution

The fourth proportional to 22,956,574.92, 31,681,505.88 and 12,643,295.28 is: 17,448,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,956,574.92 : 31,681,505.88 = 12,643,295.28 : x
  2. Step 2: Convert to fraction form
    22,956,574.92/31,681,505.88 = 12,643,295.28/x
  3. Step 3: Cross multiply
    22,956,574.92x = 31,681,505.88 × 12,643,295.28
  4. Step 4: Simplify right side
    22,956,574.92x = 400,558,633,755,896.19
  5. Step 5: Solve for x
    x = 400,558,633,755,896.19/22,956,574.92
  6. Step 6: Final answer
    x = 17,448,536.43

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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.