Home / 5,557,456.40-8,336,184.60-3,280,643.60

Finding the Fourth Proportional to 5,557,456.40, 8,336,184.60 and 3,280,643.60

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Solution

The fourth proportional to 5,557,456.40, 8,336,184.60 and 3,280,643.60 is: 4,920,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,456.40 : 8,336,184.60 = 3,280,643.60 : x
  2. Step 2: Convert to fraction form
    5,557,456.40/8,336,184.60 = 3,280,643.60/x
  3. Step 3: Cross multiply
    5,557,456.40x = 8,336,184.60 × 3,280,643.60
  4. Step 4: Simplify right side
    5,557,456.40x = 27,348,050,656,408.56
  5. Step 5: Solve for x
    x = 27,348,050,656,408.56/5,557,456.40
  6. Step 6: Final answer
    x = 4,920,965.40

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Similar ratio
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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.