Home / 18,377,359.76-25,360,325.16-10,228,422.80

Finding the Fourth Proportional to 18,377,359.76, 25,360,325.16 and 10,228,422.80

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Solution

The fourth proportional to 18,377,359.76, 25,360,325.16 and 10,228,422.80 is: 14,114,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,359.76 : 25,360,325.16 = 10,228,422.80 : x
  2. Step 2: Convert to fraction form
    18,377,359.76/25,360,325.16 = 10,228,422.80/x
  3. Step 3: Cross multiply
    18,377,359.76x = 25,360,325.16 × 10,228,422.80
  4. Step 4: Simplify right side
    18,377,359.76x = 259,396,128,081,957.66
  5. Step 5: Solve for x
    x = 259,396,128,081,957.66/18,377,359.76
  6. Step 6: Final answer
    x = 14,114,983.41

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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.