Home / 18,227,252.73-25,153,615.22-10,386,540.62

Finding the Fourth Proportional to 18,227,252.73, 25,153,615.22 and 10,386,540.62

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Solution

The fourth proportional to 18,227,252.73, 25,153,615.22 and 10,386,540.62 is: 14,333,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227,252.73 : 25,153,615.22 = 10,386,540.62 : x
  2. Step 2: Convert to fraction form
    18,227,252.73/25,153,615.22 = 10,386,540.62/x
  3. Step 3: Cross multiply
    18,227,252.73x = 25,153,615.22 × 10,386,540.62
  4. Step 4: Simplify right side
    18,227,252.73x = 261,259,046,222,380.22
  5. Step 5: Solve for x
    x = 261,259,046,222,380.22/18,227,252.73
  6. Step 6: Final answer
    x = 14,333,429.73

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1.5x scale

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.