Home / 15,452,906.20-23,182,469.70-12,945,923.80

Finding the Fourth Proportional to 15,452,906.20, 23,182,469.70 and 12,945,923.80

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Solution

The fourth proportional to 15,452,906.20, 23,182,469.70 and 12,945,923.80 is: 19,421,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452,906.20 : 23,182,469.70 = 12,945,923.80 : x
  2. Step 2: Convert to fraction form
    15,452,906.20/23,182,469.70 = 12,945,923.80/x
  3. Step 3: Cross multiply
    15,452,906.20x = 23,182,469.70 × 12,945,923.80
  4. Step 4: Simplify right side
    15,452,906.20x = 300,118,486,232,008.88
  5. Step 5: Solve for x
    x = 300,118,486,232,008.88/15,452,906.20
  6. Step 6: Final answer
    x = 19,421,491.49

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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.