Home / 12,241,833.85-18,362,750.78-3,722,156.65

Finding the Fourth Proportional to 12,241,833.85, 18,362,750.78 and 3,722,156.65

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Solution

The fourth proportional to 12,241,833.85, 18,362,750.78 and 3,722,156.65 is: 5,583,234.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,833.85 : 18,362,750.78 = 3,722,156.65 : x
  2. Step 2: Convert to fraction form
    12,241,833.85/18,362,750.78 = 3,722,156.65/x
  3. Step 3: Cross multiply
    12,241,833.85x = 18,362,750.78 × 3,722,156.65
  4. Step 4: Simplify right side
    12,241,833.85x = 68,349,034,909,458.90
  5. Step 5: Solve for x
    x = 68,349,034,909,458.90/12,241,833.85
  6. Step 6: Final answer
    x = 5,583,234.98

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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.