Home / 6,652,969.40-9,979,454.10-3,629,660.60

Finding the Fourth Proportional to 6,652,969.40, 9,979,454.10 and 3,629,660.60

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Solution

The fourth proportional to 6,652,969.40, 9,979,454.10 and 3,629,660.60 is: 5,444,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,969.40 : 9,979,454.10 = 3,629,660.60 : x
  2. Step 2: Convert to fraction form
    6,652,969.40/9,979,454.10 = 3,629,660.60/x
  3. Step 3: Cross multiply
    6,652,969.40x = 9,979,454.10 × 3,629,660.60
  4. Step 4: Simplify right side
    6,652,969.40x = 36,222,031,356,278.46
  5. Step 5: Solve for x
    x = 36,222,031,356,278.46/6,652,969.40
  6. Step 6: Final answer
    x = 5,444,490.90

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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.