Home / 24,120,029.20-36,169,546.20-7,939,728.40

Finding the Fourth Proportional to 24,120,029.20, 36,169,546.20 and 7,939,728.40

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Solution

The fourth proportional to 24,120,029.20, 36,169,546.20 and 7,939,728.40 is: 11,906,137.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,120,029.20 : 36,169,546.20 = 7,939,728.40 : x
  2. Step 2: Convert to fraction form
    24,120,029.20/36,169,546.20 = 7,939,728.40/x
  3. Step 3: Cross multiply
    24,120,029.20x = 36,169,546.20 × 7,939,728.40
  4. Step 4: Simplify right side
    24,120,029.20x = 287,176,373,179,252.12
  5. Step 5: Solve for x
    x = 287,176,373,179,252.12/24,120,029.20
  6. Step 6: Final answer
    x = 11,906,137.04

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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.