Home / 10,702,100.80-14,764,694.72-6,115,961.76

Finding the Fourth Proportional to 10,702,100.80, 14,764,694.72 and 6,115,961.76

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Solution

The fourth proportional to 10,702,100.80, 14,764,694.72 and 6,115,961.76 is: 8,437,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,702,100.80 : 14,764,694.72 = 6,115,961.76 : x
  2. Step 2: Convert to fraction form
    10,702,100.80/14,764,694.72 = 6,115,961.76/x
  3. Step 3: Cross multiply
    10,702,100.80x = 14,764,694.72 × 6,115,961.76
  4. Step 4: Simplify right side
    10,702,100.80x = 90,300,308,305,593.91
  5. Step 5: Solve for x
    x = 90,300,308,305,593.91/10,702,100.80
  6. Step 6: Final answer
    x = 8,437,624.54

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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.