Home / 8,820,006.80-13,230,010.20-2,836,979.60

Finding the Fourth Proportional to 8,820,006.80, 13,230,010.20 and 2,836,979.60

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Solution

The fourth proportional to 8,820,006.80, 13,230,010.20 and 2,836,979.60 is: 4,255,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820,006.80 : 13,230,010.20 = 2,836,979.60 : x
  2. Step 2: Convert to fraction form
    8,820,006.80/13,230,010.20 = 2,836,979.60/x
  3. Step 3: Cross multiply
    8,820,006.80x = 13,230,010.20 × 2,836,979.60
  4. Step 4: Simplify right side
    8,820,006.80x = 37,533,269,045,191.92
  5. Step 5: Solve for x
    x = 37,533,269,045,191.92/8,820,006.80
  6. Step 6: Final answer
    x = 4,255,469.40

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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.