Home / 8,526,280.80-12,784,755.60-3,471,880.80

Finding the Fourth Proportional to 8,526,280.80, 12,784,755.60 and 3,471,880.80

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Solution

The fourth proportional to 8,526,280.80, 12,784,755.60 and 3,471,880.80 is: 5,205,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526,280.80 : 12,784,755.60 = 3,471,880.80 : x
  2. Step 2: Convert to fraction form
    8,526,280.80/12,784,755.60 = 3,471,880.80/x
  3. Step 3: Cross multiply
    8,526,280.80x = 12,784,755.60 × 3,471,880.80
  4. Step 4: Simplify right side
    8,526,280.80x = 44,387,147,500,332.48
  5. Step 5: Solve for x
    x = 44,387,147,500,332.48/8,526,280.80
  6. Step 6: Final answer
    x = 5,205,921.38

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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.