Home / 5,432,883.60-8,149,325.40-3,280,547.55

Finding the Fourth Proportional to 5,432,883.60, 8,149,325.40 and 3,280,547.55

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Solution

The fourth proportional to 5,432,883.60, 8,149,325.40 and 3,280,547.55 is: 4,920,821.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,883.60 : 8,149,325.40 = 3,280,547.55 : x
  2. Step 2: Convert to fraction form
    5,432,883.60/8,149,325.40 = 3,280,547.55/x
  3. Step 3: Cross multiply
    5,432,883.60x = 8,149,325.40 × 3,280,547.55
  4. Step 4: Simplify right side
    5,432,883.60x = 26,734,249,475,122.77
  5. Step 5: Solve for x
    x = 26,734,249,475,122.77/5,432,883.60
  6. Step 6: Final answer
    x = 4,920,821.33

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Double scale
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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.