Home / 8,386,876.94-12,578,914.01-2,322,221.72

Finding the Fourth Proportional to 8,386,876.94, 12,578,914.01 and 2,322,221.72

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Solution

The fourth proportional to 8,386,876.94, 12,578,914.01 and 2,322,221.72 is: 3,482,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386,876.94 : 12,578,914.01 = 2,322,221.72 : x
  2. Step 2: Convert to fraction form
    8,386,876.94/12,578,914.01 = 2,322,221.72/x
  3. Step 3: Cross multiply
    8,386,876.94x = 12,578,914.01 × 2,322,221.72
  4. Step 4: Simplify right side
    8,386,876.94x = 29,211,027,270,945.28
  5. Step 5: Solve for x
    x = 29,211,027,270,945.28/8,386,876.94
  6. Step 6: Final answer
    x = 3,482,944.55

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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.