Home / 13,046,569.20-18,003,772.19-7,245,724.61

Finding the Fourth Proportional to 13,046,569.20, 18,003,772.19 and 7,245,724.61

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Solution

The fourth proportional to 13,046,569.20, 18,003,772.19 and 7,245,724.61 is: 9,998,825.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,046,569.20 : 18,003,772.19 = 7,245,724.61 : x
  2. Step 2: Convert to fraction form
    13,046,569.20/18,003,772.19 = 7,245,724.61/x
  3. Step 3: Cross multiply
    13,046,569.20x = 18,003,772.19 × 7,245,724.61
  4. Step 4: Simplify right side
    13,046,569.20x = 130,450,375,103,669.11
  5. Step 5: Solve for x
    x = 130,450,375,103,669.11/13,046,569.20
  6. Step 6: Final answer
    x = 9,998,825.98

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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.