Home / 12,241,799.10-18,362,698.65-3,722,121.90

Finding the Fourth Proportional to 12,241,799.10, 18,362,698.65 and 3,722,121.90

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Solution

The fourth proportional to 12,241,799.10, 18,362,698.65 and 3,722,121.90 is: 5,583,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,799.10 : 18,362,698.65 = 3,722,121.90 : x
  2. Step 2: Convert to fraction form
    12,241,799.10/18,362,698.65 = 3,722,121.90/x
  3. Step 3: Cross multiply
    12,241,799.10x = 18,362,698.65 × 3,722,121.90
  4. Step 4: Simplify right side
    12,241,799.10x = 68,348,202,788,265.43
  5. Step 5: Solve for x
    x = 68,348,202,788,265.43/12,241,799.10
  6. Step 6: Final answer
    x = 5,583,182.85

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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.