Home / 6,461,454.80-9,692,182.20-2,206,427.60

Finding the Fourth Proportional to 6,461,454.80, 9,692,182.20 and 2,206,427.60

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Solution

The fourth proportional to 6,461,454.80, 9,692,182.20 and 2,206,427.60 is: 3,309,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461,454.80 : 9,692,182.20 = 2,206,427.60 : x
  2. Step 2: Convert to fraction form
    6,461,454.80/9,692,182.20 = 2,206,427.60/x
  3. Step 3: Cross multiply
    6,461,454.80x = 9,692,182.20 × 2,206,427.60
  4. Step 4: Simplify right side
    6,461,454.80x = 21,385,098,310,308.72
  5. Step 5: Solve for x
    x = 21,385,098,310,308.72/6,461,454.80
  6. Step 6: Final answer
    x = 3,309,641.40

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Similar ratio
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1.5x scale

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.