Home / 6,520,860.60-9,781,290.90-5,465,851.80

Finding the Fourth Proportional to 6,520,860.60, 9,781,290.90 and 5,465,851.80

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Solution

The fourth proportional to 6,520,860.60, 9,781,290.90 and 5,465,851.80 is: 8,198,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,860.60 : 9,781,290.90 = 5,465,851.80 : x
  2. Step 2: Convert to fraction form
    6,520,860.60/9,781,290.90 = 5,465,851.80/x
  3. Step 3: Cross multiply
    6,520,860.60x = 9,781,290.90 × 5,465,851.80
  4. Step 4: Simplify right side
    6,520,860.60x = 53,463,086,472,088.62
  5. Step 5: Solve for x
    x = 53,463,086,472,088.62/6,520,860.60
  6. Step 6: Final answer
    x = 8,198,777.70

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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.