Home / 8,077,179.40-12,115,769.10-7,368,591.40

Finding the Fourth Proportional to 8,077,179.40, 12,115,769.10 and 7,368,591.40

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Solution

The fourth proportional to 8,077,179.40, 12,115,769.10 and 7,368,591.40 is: 11,052,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,179.40 : 12,115,769.10 = 7,368,591.40 : x
  2. Step 2: Convert to fraction form
    8,077,179.40/12,115,769.10 = 7,368,591.40/x
  3. Step 3: Cross multiply
    8,077,179.40x = 12,115,769.10 × 7,368,591.40
  4. Step 4: Simplify right side
    8,077,179.40x = 89,276,151,994,645.73
  5. Step 5: Solve for x
    x = 89,276,151,994,645.73/8,077,179.40
  6. Step 6: Final answer
    x = 11,052,887.10

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Similar ratio
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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.