Home / 12,127,553.20-18,193,954.20-3,608,750.80

Finding the Fourth Proportional to 12,127,553.20, 18,193,954.20 and 3,608,750.80

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Solution

The fourth proportional to 12,127,553.20, 18,193,954.20 and 3,608,750.80 is: 5,413,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,553.20 : 18,193,954.20 = 3,608,750.80 : x
  2. Step 2: Convert to fraction form
    12,127,553.20/18,193,954.20 = 3,608,750.80/x
  3. Step 3: Cross multiply
    12,127,553.20x = 18,193,954.20 × 3,608,750.80
  4. Step 4: Simplify right side
    12,127,553.20x = 65,657,446,774,413.35
  5. Step 5: Solve for x
    x = 65,657,446,774,413.35/12,127,553.20
  6. Step 6: Final answer
    x = 5,413,907.13

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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.