Home / 8,279,671.95-11,425,947.84-4,608,509.49

Finding the Fourth Proportional to 8,279,671.95, 11,425,947.84 and 4,608,509.49

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Solution

The fourth proportional to 8,279,671.95, 11,425,947.84 and 4,608,509.49 is: 6,359,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,671.95 : 11,425,947.84 = 4,608,509.49 : x
  2. Step 2: Convert to fraction form
    8,279,671.95/11,425,947.84 = 4,608,509.49/x
  3. Step 3: Cross multiply
    8,279,671.95x = 11,425,947.84 × 4,608,509.49
  4. Step 4: Simplify right side
    8,279,671.95x = 52,656,589,052,885
  5. Step 5: Solve for x
    x = 52,656,589,052,885/8,279,671.95
  6. Step 6: Final answer
    x = 6,359,743.40

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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.