Home / 7,115,005.17-10,672,469.42-1,723,652.86

Finding the Fourth Proportional to 7,115,005.17, 10,672,469.42 and 1,723,652.86

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Solution

The fourth proportional to 7,115,005.17, 10,672,469.42 and 1,723,652.86 is: 2,585,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,005.17 : 10,672,469.42 = 1,723,652.86 : x
  2. Step 2: Convert to fraction form
    7,115,005.17/10,672,469.42 = 1,723,652.86/x
  3. Step 3: Cross multiply
    7,115,005.17x = 10,672,469.42 × 1,723,652.86
  4. Step 4: Simplify right side
    7,115,005.17x = 18,395,632,439,045.54
  5. Step 5: Solve for x
    x = 18,395,632,439,045.54/7,115,005.17
  6. Step 6: Final answer
    x = 2,585,470.00

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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.