Home / 8,436,191.13-11,629,402.62-6,622,205.85

Finding the Fourth Proportional to 8,436,191.13, 11,629,402.62 and 6,622,205.85

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Solution

The fourth proportional to 8,436,191.13, 11,629,402.62 and 6,622,205.85 is: 9,128,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,191.13 : 11,629,402.62 = 6,622,205.85 : x
  2. Step 2: Convert to fraction form
    8,436,191.13/11,629,402.62 = 6,622,205.85/x
  3. Step 3: Cross multiply
    8,436,191.13x = 11,629,402.62 × 6,622,205.85
  4. Step 4: Simplify right side
    8,436,191.13x = 77,012,298,062,169.31
  5. Step 5: Solve for x
    x = 77,012,298,062,169.31/8,436,191.13
  6. Step 6: Final answer
    x = 9,128,799.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.