Home / 5,522,030.60-8,278,121.10-2,155,454.60

Finding the Fourth Proportional to 5,522,030.60, 8,278,121.10 and 2,155,454.60

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Solution

The fourth proportional to 5,522,030.60, 8,278,121.10 and 2,155,454.60 is: 3,231,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522,030.60 : 8,278,121.10 = 2,155,454.60 : x
  2. Step 2: Convert to fraction form
    5,522,030.60/8,278,121.10 = 2,155,454.60/x
  3. Step 3: Cross multiply
    5,522,030.60x = 8,278,121.10 × 2,155,454.60
  4. Step 4: Simplify right side
    5,522,030.60x = 17,843,114,204,352.06
  5. Step 5: Solve for x
    x = 17,843,114,204,352.06/5,522,030.60
  6. Step 6: Final answer
    x = 3,231,259.57

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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.