Home / 8,233,540.10-12,341,452.80-3,113,991.80

Finding the Fourth Proportional to 8,233,540.10, 12,341,452.80 and 3,113,991.80

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Solution

The fourth proportional to 8,233,540.10, 12,341,452.80 and 3,113,991.80 is: 4,667,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233,540.10 : 12,341,452.80 = 3,113,991.80 : x
  2. Step 2: Convert to fraction form
    8,233,540.10/12,341,452.80 = 3,113,991.80/x
  3. Step 3: Cross multiply
    8,233,540.10x = 12,341,452.80 × 3,113,991.80
  4. Step 4: Simplify right side
    8,233,540.10x = 38,431,182,819,287.04
  5. Step 5: Solve for x
    x = 38,431,182,819,287.04/8,233,540.10
  6. Step 6: Final answer
    x = 4,667,637.78

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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.