Home / 26,521,006.49-39,781,520.77-11,930,884.18

Finding the Fourth Proportional to 26,521,006.49, 39,781,520.77 and 11,930,884.18

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Solution

The fourth proportional to 26,521,006.49, 39,781,520.77 and 11,930,884.18 is: 17,896,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521,006.49 : 39,781,520.77 = 11,930,884.18 : x
  2. Step 2: Convert to fraction form
    26,521,006.49/39,781,520.77 = 11,930,884.18/x
  3. Step 3: Cross multiply
    26,521,006.49x = 39,781,520.77 × 11,930,884.18
  4. Step 4: Simplify right side
    26,521,006.49x = 474,628,716,681,853.38
  5. Step 5: Solve for x
    x = 474,628,716,681,853.38/26,521,006.49
  6. Step 6: Final answer
    x = 17,896,331.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.