Home / 5,300,520.60-7,950,780.90-3,620,904.60

Finding the Fourth Proportional to 5,300,520.60, 7,950,780.90 and 3,620,904.60

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Solution

The fourth proportional to 5,300,520.60, 7,950,780.90 and 3,620,904.60 is: 5,431,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300,520.60 : 7,950,780.90 = 3,620,904.60 : x
  2. Step 2: Convert to fraction form
    5,300,520.60/7,950,780.90 = 3,620,904.60/x
  3. Step 3: Cross multiply
    5,300,520.60x = 7,950,780.90 × 3,620,904.60
  4. Step 4: Simplify right side
    5,300,520.60x = 28,789,019,134,402.14
  5. Step 5: Solve for x
    x = 28,789,019,134,402.14/5,300,520.60
  6. Step 6: Final answer
    x = 5,431,356.90

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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.