Home / 12,463,060.23-18,692,720.46-3,942,289.53

Finding the Fourth Proportional to 12,463,060.23, 18,692,720.46 and 3,942,289.53

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Solution

The fourth proportional to 12,463,060.23, 18,692,720.46 and 3,942,289.53 is: 5,912,842.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,060.23 : 18,692,720.46 = 3,942,289.53 : x
  2. Step 2: Convert to fraction form
    12,463,060.23/18,692,720.46 = 3,942,289.53/x
  3. Step 3: Cross multiply
    12,463,060.23x = 18,692,720.46 × 3,942,289.53
  4. Step 4: Simplify right side
    12,463,060.23x = 73,692,116,156,674.78
  5. Step 5: Solve for x
    x = 73,692,116,156,674.78/12,463,060.23
  6. Step 6: Final answer
    x = 5,912,842.82

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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.