Home / 12,096,989.20-18,152,482.20-4,524,720.40

Finding the Fourth Proportional to 12,096,989.20, 18,152,482.20 and 4,524,720.40

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Solution

The fourth proportional to 12,096,989.20, 18,152,482.20 and 4,524,720.40 is: 6,789,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,989.20 : 18,152,482.20 = 4,524,720.40 : x
  2. Step 2: Convert to fraction form
    12,096,989.20/18,152,482.20 = 4,524,720.40/x
  3. Step 3: Cross multiply
    12,096,989.20x = 18,152,482.20 × 4,524,720.40
  4. Step 4: Simplify right side
    12,096,989.20x = 82,134,906,520,976.89
  5. Step 5: Solve for x
    x = 82,134,906,520,976.89/12,096,989.20
  6. Step 6: Final answer
    x = 6,789,698.26

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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.