Home / 5,458,228.20-8,187,342.30-5,192,507.70

Finding the Fourth Proportional to 5,458,228.20, 8,187,342.30 and 5,192,507.70

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Solution

The fourth proportional to 5,458,228.20, 8,187,342.30 and 5,192,507.70 is: 7,788,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,228.20 : 8,187,342.30 = 5,192,507.70 : x
  2. Step 2: Convert to fraction form
    5,458,228.20/8,187,342.30 = 5,192,507.70/x
  3. Step 3: Cross multiply
    5,458,228.20x = 8,187,342.30 × 5,192,507.70
  4. Step 4: Simplify right side
    5,458,228.20x = 42,512,837,935,285.71
  5. Step 5: Solve for x
    x = 42,512,837,935,285.71/5,458,228.20
  6. Step 6: Final answer
    x = 7,788,761.55

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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.