Home / 8,279,630.45-11,425,890.37-4,608,468.19

Finding the Fourth Proportional to 8,279,630.45, 11,425,890.37 and 4,608,468.19

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Solution

The fourth proportional to 8,279,630.45, 11,425,890.37 and 4,608,468.19 is: 6,359,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,630.45 : 11,425,890.37 = 4,608,468.19 : x
  2. Step 2: Convert to fraction form
    8,279,630.45/11,425,890.37 = 4,608,468.19/x
  3. Step 3: Cross multiply
    8,279,630.45x = 11,425,890.37 × 4,608,468.19
  4. Step 4: Simplify right side
    8,279,630.45x = 52,655,852,312,572.33
  5. Step 5: Solve for x
    x = 52,655,852,312,572.33/8,279,630.45
  6. Step 6: Final answer
    x = 6,359,686.30

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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.