Home / 4,747,181.45-7,108,962.30-3,320,557.61

Finding the Fourth Proportional to 4,747,181.45, 7,108,962.30 and 3,320,557.61

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Solution

The fourth proportional to 4,747,181.45, 7,108,962.30 and 3,320,557.61 is: 4,972,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,181.45 : 7,108,962.30 = 3,320,557.61 : x
  2. Step 2: Convert to fraction form
    4,747,181.45/7,108,962.30 = 3,320,557.61/x
  3. Step 3: Cross multiply
    4,747,181.45x = 7,108,962.30 × 3,320,557.61
  4. Step 4: Simplify right side
    4,747,181.45x = 23,605,718,828,923.29
  5. Step 5: Solve for x
    x = 23,605,718,828,923.29/4,747,181.45
  6. Step 6: Final answer
    x = 4,972,575.64

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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.