Home / 13,365,028.20-20,047,542.30-9,333,949.80

Finding the Fourth Proportional to 13,365,028.20, 20,047,542.30 and 9,333,949.80

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Solution

The fourth proportional to 13,365,028.20, 20,047,542.30 and 9,333,949.80 is: 14,000,924.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,028.20 : 20,047,542.30 = 9,333,949.80 : x
  2. Step 2: Convert to fraction form
    13,365,028.20/20,047,542.30 = 9,333,949.80/x
  3. Step 3: Cross multiply
    13,365,028.20x = 20,047,542.30 × 9,333,949.80
  4. Step 4: Simplify right side
    13,365,028.20x = 187,122,753,441,576.56
  5. Step 5: Solve for x
    x = 187,122,753,441,576.56/13,365,028.20
  6. Step 6: Final answer
    x = 14,000,924.70

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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.