Home / 10,310,122.20-15,465,183.30-7,926,000.60

Finding the Fourth Proportional to 10,310,122.20, 15,465,183.30 and 7,926,000.60

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Solution

The fourth proportional to 10,310,122.20, 15,465,183.30 and 7,926,000.60 is: 11,889,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310,122.20 : 15,465,183.30 = 7,926,000.60 : x
  2. Step 2: Convert to fraction form
    10,310,122.20/15,465,183.30 = 7,926,000.60/x
  3. Step 3: Cross multiply
    10,310,122.20x = 15,465,183.30 × 7,926,000.60
  4. Step 4: Simplify right side
    10,310,122.20x = 122,577,052,114,909.98
  5. Step 5: Solve for x
    x = 122,577,052,114,909.98/10,310,122.20
  6. Step 6: Final answer
    x = 11,889,000.90

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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.