Home / 5,315,086.10-7,972,629.15-4,904,513.30

Finding the Fourth Proportional to 5,315,086.10, 7,972,629.15 and 4,904,513.30

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Solution

The fourth proportional to 5,315,086.10, 7,972,629.15 and 4,904,513.30 is: 7,356,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,086.10 : 7,972,629.15 = 4,904,513.30 : x
  2. Step 2: Convert to fraction form
    5,315,086.10/7,972,629.15 = 4,904,513.30/x
  3. Step 3: Cross multiply
    5,315,086.10x = 7,972,629.15 × 4,904,513.30
  4. Step 4: Simplify right side
    5,315,086.10x = 39,101,865,702,142.70
  5. Step 5: Solve for x
    x = 39,101,865,702,142.70/5,315,086.10
  6. Step 6: Final answer
    x = 7,356,769.95

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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.