Home / 12,413,218.60-18,608,747.10-4,838,422.60

Finding the Fourth Proportional to 12,413,218.60, 18,608,747.10 and 4,838,422.60

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Solution

The fourth proportional to 12,413,218.60, 18,608,747.10 and 4,838,422.60 is: 7,253,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413,218.60 : 18,608,747.10 = 4,838,422.60 : x
  2. Step 2: Convert to fraction form
    12,413,218.60/18,608,747.10 = 4,838,422.60/x
  3. Step 3: Cross multiply
    12,413,218.60x = 18,608,747.10 × 4,838,422.60
  4. Step 4: Simplify right side
    12,413,218.60x = 90,036,982,526,324.45
  5. Step 5: Solve for x
    x = 90,036,982,526,324.45/12,413,218.60
  6. Step 6: Final answer
    x = 7,253,314.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.