Home / 5,655,689.20-8,483,533.80-4,380,230.80

Finding the Fourth Proportional to 5,655,689.20, 8,483,533.80 and 4,380,230.80

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Solution

The fourth proportional to 5,655,689.20, 8,483,533.80 and 4,380,230.80 is: 6,570,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655,689.20 : 8,483,533.80 = 4,380,230.80 : x
  2. Step 2: Convert to fraction form
    5,655,689.20/8,483,533.80 = 4,380,230.80/x
  3. Step 3: Cross multiply
    5,655,689.20x = 8,483,533.80 × 4,380,230.80
  4. Step 4: Simplify right side
    5,655,689.20x = 37,159,836,043,601.04
  5. Step 5: Solve for x
    x = 37,159,836,043,601.04/5,655,689.20
  6. Step 6: Final answer
    x = 6,570,346.20

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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.