Home / 24,256,819.80-36,385,229.70-12,128,155.20

Finding the Fourth Proportional to 24,256,819.80, 36,385,229.70 and 12,128,155.20

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Solution

The fourth proportional to 24,256,819.80, 36,385,229.70 and 12,128,155.20 is: 18,192,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,256,819.80 : 36,385,229.70 = 12,128,155.20 : x
  2. Step 2: Convert to fraction form
    24,256,819.80/36,385,229.70 = 12,128,155.20/x
  3. Step 3: Cross multiply
    24,256,819.80x = 36,385,229.70 × 12,128,155.20
  4. Step 4: Simplify right side
    24,256,819.80x = 441,285,712,789,249.44
  5. Step 5: Solve for x
    x = 441,285,712,789,249.44/24,256,819.80
  6. Step 6: Final answer
    x = 18,192,232.80

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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.