Home / 7,002,833.48-9,663,983.85-3,947,047.73

Finding the Fourth Proportional to 7,002,833.48, 9,663,983.85 and 3,947,047.73

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Solution

The fourth proportional to 7,002,833.48, 9,663,983.85 and 3,947,047.73 is: 5,446,967.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,833.48 : 9,663,983.85 = 3,947,047.73 : x
  2. Step 2: Convert to fraction form
    7,002,833.48/9,663,983.85 = 3,947,047.73/x
  3. Step 3: Cross multiply
    7,002,833.48x = 9,663,983.85 × 3,947,047.73
  4. Step 4: Simplify right side
    7,002,833.48x = 38,144,205,517,899.16
  5. Step 5: Solve for x
    x = 38,144,205,517,899.16/7,002,833.48
  6. Step 6: Final answer
    x = 5,446,967.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.