Home / 20,024,672.40-30,037,008.60-5,647,553.10

Finding the Fourth Proportional to 20,024,672.40, 30,037,008.60 and 5,647,553.10

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Solution

The fourth proportional to 20,024,672.40, 30,037,008.60 and 5,647,553.10 is: 8,471,329.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,672.40 : 30,037,008.60 = 5,647,553.10 : x
  2. Step 2: Convert to fraction form
    20,024,672.40/30,037,008.60 = 5,647,553.10/x
  3. Step 3: Cross multiply
    20,024,672.40x = 30,037,008.60 × 5,647,553.10
  4. Step 4: Simplify right side
    20,024,672.40x = 169,635,601,033,656.66
  5. Step 5: Solve for x
    x = 169,635,601,033,656.66/20,024,672.40
  6. Step 6: Final answer
    x = 8,471,329.65

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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.