Home / 5,160,064.94-7,741,031.66-2,125,744.59

Finding the Fourth Proportional to 5,160,064.94, 7,741,031.66 and 2,125,744.59

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Solution

The fourth proportional to 5,160,064.94, 7,741,031.66 and 2,125,744.59 is: 3,189,001.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,064.94 : 7,741,031.66 = 2,125,744.59 : x
  2. Step 2: Convert to fraction form
    5,160,064.94/7,741,031.66 = 2,125,744.59/x
  3. Step 3: Cross multiply
    5,160,064.94x = 7,741,031.66 × 2,125,744.59
  4. Step 4: Simplify right side
    5,160,064.94x = 16,455,456,198,635.41
  5. Step 5: Solve for x
    x = 16,455,456,198,635.41/5,160,064.94
  6. Step 6: Final answer
    x = 3,189,001.77

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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.