Home / 18,388,053.33-25,375,512.41-10,657,579.70

Finding the Fourth Proportional to 18,388,053.33, 25,375,512.41 and 10,657,579.70

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Solution

The fourth proportional to 18,388,053.33, 25,375,512.41 and 10,657,579.70 is: 14,707,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,388,053.33 : 25,375,512.41 = 10,657,579.70 : x
  2. Step 2: Convert to fraction form
    18,388,053.33/25,375,512.41 = 10,657,579.70/x
  3. Step 3: Cross multiply
    18,388,053.33x = 25,375,512.41 × 10,657,579.70
  4. Step 4: Simplify right side
    18,388,053.33x = 270,441,545,757,748.62
  5. Step 5: Solve for x
    x = 270,441,545,757,748.62/18,388,053.33
  6. Step 6: Final answer
    x = 14,707,459.29

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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.