Home / 12,254,147.80-18,381,912.90-3,734,762.20

Finding the Fourth Proportional to 12,254,147.80, 18,381,912.90 and 3,734,762.20

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Solution

The fourth proportional to 12,254,147.80, 18,381,912.90 and 3,734,762.20 is: 5,602,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,147.80 : 18,381,912.90 = 3,734,762.20 : x
  2. Step 2: Convert to fraction form
    12,254,147.80/18,381,912.90 = 3,734,762.20/x
  3. Step 3: Cross multiply
    12,254,147.80x = 18,381,912.90 × 3,734,762.20
  4. Step 4: Simplify right side
    12,254,147.80x = 68,652,073,462,612.38
  5. Step 5: Solve for x
    x = 68,652,073,462,612.38/12,254,147.80
  6. Step 6: Final answer
    x = 5,602,353.96

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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.