Home / 5,520,164.40-8,264,500.20-4,890,308.40

Finding the Fourth Proportional to 5,520,164.40, 8,264,500.20 and 4,890,308.40

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Solution

The fourth proportional to 5,520,164.40, 8,264,500.20 and 4,890,308.40 is: 7,321,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520,164.40 : 8,264,500.20 = 4,890,308.40 : x
  2. Step 2: Convert to fraction form
    5,520,164.40/8,264,500.20 = 4,890,308.40/x
  3. Step 3: Cross multiply
    5,520,164.40x = 8,264,500.20 × 4,890,308.40
  4. Step 4: Simplify right side
    5,520,164.40x = 40,415,954,749,861.69
  5. Step 5: Solve for x
    x = 40,415,954,749,861.69/5,520,164.40
  6. Step 6: Final answer
    x = 7,321,512.88

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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.