Home / 5,347,652.20-8,022,515.10-2,688,260.20

Finding the Fourth Proportional to 5,347,652.20, 8,022,515.10 and 2,688,260.20

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Solution

The fourth proportional to 5,347,652.20, 8,022,515.10 and 2,688,260.20 is: 4,032,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,652.20 : 8,022,515.10 = 2,688,260.20 : x
  2. Step 2: Convert to fraction form
    5,347,652.20/8,022,515.10 = 2,688,260.20/x
  3. Step 3: Cross multiply
    5,347,652.20x = 8,022,515.10 × 2,688,260.20
  4. Step 4: Simplify right side
    5,347,652.20x = 21,566,608,047,229.02
  5. Step 5: Solve for x
    x = 21,566,608,047,229.02/5,347,652.20
  6. Step 6: Final answer
    x = 4,032,911.50

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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.