Home / 8,585,069.60-12,879,332.40-2,519,789.60

Finding the Fourth Proportional to 8,585,069.60, 12,879,332.40 and 2,519,789.60

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Solution

The fourth proportional to 8,585,069.60, 12,879,332.40 and 2,519,789.60 is: 3,780,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585,069.60 : 12,879,332.40 = 2,519,789.60 : x
  2. Step 2: Convert to fraction form
    8,585,069.60/12,879,332.40 = 2,519,789.60/x
  3. Step 3: Cross multiply
    8,585,069.60x = 12,879,332.40 × 2,519,789.60
  4. Step 4: Simplify right side
    8,585,069.60x = 32,453,207,836,463.04
  5. Step 5: Solve for x
    x = 32,453,207,836,463.04/8,585,069.60
  6. Step 6: Final answer
    x = 3,780,191.58

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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.