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Finding the Fourth Proportional to 8,986,801.80, 13,480,202.70 and 2,597,262.60

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Solution

The fourth proportional to 8,986,801.80, 13,480,202.70 and 2,597,262.60 is: 3,895,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,801.80 : 13,480,202.70 = 2,597,262.60 : x
  2. Step 2: Convert to fraction form
    8,986,801.80/13,480,202.70 = 2,597,262.60/x
  3. Step 3: Cross multiply
    8,986,801.80x = 13,480,202.70 × 2,597,262.60
  4. Step 4: Simplify right side
    8,986,801.80x = 35,011,626,313,129.02
  5. Step 5: Solve for x
    x = 35,011,626,313,129.02/8,986,801.80
  6. Step 6: Final answer
    x = 3,895,893.90

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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.