Home / 5,377,619.66-7,412,711.78-3,655,750.82

Finding the Fourth Proportional to 5,377,619.66, 7,412,711.78 and 3,655,750.82

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Solution

The fourth proportional to 5,377,619.66, 7,412,711.78 and 3,655,750.82 is: 5,039,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,619.66 : 7,412,711.78 = 3,655,750.82 : x
  2. Step 2: Convert to fraction form
    5,377,619.66/7,412,711.78 = 3,655,750.82/x
  3. Step 3: Cross multiply
    5,377,619.66x = 7,412,711.78 × 3,655,750.82
  4. Step 4: Simplify right side
    5,377,619.66x = 27,099,027,140,234.48
  5. Step 5: Solve for x
    x = 27,099,027,140,234.48/5,377,619.66
  6. Step 6: Final answer
    x = 5,039,223.46

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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.