Home / 18,152,028.27-25,049,804.22-9,892,092.81

Finding the Fourth Proportional to 18,152,028.27, 25,049,804.22 and 9,892,092.81

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Solution

The fourth proportional to 18,152,028.27, 25,049,804.22 and 9,892,092.81 is: 13,651,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,028.27 : 25,049,804.22 = 9,892,092.81 : x
  2. Step 2: Convert to fraction form
    18,152,028.27/25,049,804.22 = 9,892,092.81/x
  3. Step 3: Cross multiply
    18,152,028.27x = 25,049,804.22 × 9,892,092.81
  4. Step 4: Simplify right side
    18,152,028.27x = 247,794,988,216,569.66
  5. Step 5: Solve for x
    x = 247,794,988,216,569.66/18,152,028.27
  6. Step 6: Final answer
    x = 13,651,090.92

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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.