Home / 5,424,232.40-8,138,422.20-5,339,214.80

Finding the Fourth Proportional to 5,424,232.40, 8,138,422.20 and 5,339,214.80

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Solution

The fourth proportional to 5,424,232.40, 8,138,422.20 and 5,339,214.80 is: 8,010,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,232.40 : 8,138,422.20 = 5,339,214.80 : x
  2. Step 2: Convert to fraction form
    5,424,232.40/8,138,422.20 = 5,339,214.80/x
  3. Step 3: Cross multiply
    5,424,232.40x = 8,138,422.20 × 5,339,214.80
  4. Step 4: Simplify right side
    5,424,232.40x = 43,452,784,258,888.56
  5. Step 5: Solve for x
    x = 43,452,784,258,888.56/5,424,232.40
  6. Step 6: Final answer
    x = 8,010,863.30

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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.