Home / 6,231,470.10-9,346,513.95-5,107,578.90

Finding the Fourth Proportional to 6,231,470.10, 9,346,513.95 and 5,107,578.90

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Solution

The fourth proportional to 6,231,470.10, 9,346,513.95 and 5,107,578.90 is: 7,660,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231,470.10 : 9,346,513.95 = 5,107,578.90 : x
  2. Step 2: Convert to fraction form
    6,231,470.10/9,346,513.95 = 5,107,578.90/x
  3. Step 3: Cross multiply
    6,231,470.10x = 9,346,513.95 × 5,107,578.90
  4. Step 4: Simplify right side
    6,231,470.10x = 47,738,057,439,575.66
  5. Step 5: Solve for x
    x = 47,738,057,439,575.66/6,231,470.10
  6. Step 6: Final answer
    x = 7,660,801.81

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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.