Home / 8,859,113.60-13,287,979.20-3,466,716.80

Finding the Fourth Proportional to 8,859,113.60, 13,287,979.20 and 3,466,716.80

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Solution

The fourth proportional to 8,859,113.60, 13,287,979.20 and 3,466,716.80 is: 5,199,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859,113.60 : 13,287,979.20 = 3,466,716.80 : x
  2. Step 2: Convert to fraction form
    8,859,113.60/13,287,979.20 = 3,466,716.80/x
  3. Step 3: Cross multiply
    8,859,113.60x = 13,287,979.20 × 3,466,716.80
  4. Step 4: Simplify right side
    8,859,113.60x = 46,065,660,730,690.55
  5. Step 5: Solve for x
    x = 46,065,660,730,690.55/8,859,113.60
  6. Step 6: Final answer
    x = 5,199,804.72

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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.