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Finding the Fourth Proportional to 7,108,486.92, 9,799,509.06 and 5,067,753.48

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Solution

The fourth proportional to 7,108,486.92, 9,799,509.06 and 5,067,753.48 is: 6,986,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108,486.92 : 9,799,509.06 = 5,067,753.48 : x
  2. Step 2: Convert to fraction form
    7,108,486.92/9,799,509.06 = 5,067,753.48/x
  3. Step 3: Cross multiply
    7,108,486.92x = 9,799,509.06 × 5,067,753.48
  4. Step 4: Simplify right side
    7,108,486.92x = 49,661,496,141,106.54
  5. Step 5: Solve for x
    x = 49,661,496,141,106.54/7,108,486.92
  6. Step 6: Final answer
    x = 6,986,226.00

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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.