Home / 18,181,227.97-25,090,627.00-9,921,822.52

Finding the Fourth Proportional to 18,181,227.97, 25,090,627.00 and 9,921,822.52

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Solution

The fourth proportional to 18,181,227.97, 25,090,627.00 and 9,921,822.52 is: 13,692,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,227.97 : 25,090,627.00 = 9,921,822.52 : x
  2. Step 2: Convert to fraction form
    18,181,227.97/25,090,627.00 = 9,921,822.52/x
  3. Step 3: Cross multiply
    18,181,227.97x = 25,090,627.00 × 9,921,822.52
  4. Step 4: Simplify right side
    18,181,227.97x = 248,944,747,834,457.81
  5. Step 5: Solve for x
    x = 248,944,747,834,457.81/18,181,227.97
  6. Step 6: Final answer
    x = 13,692,405.61

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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.