Home / 71,650,595.36-107,412,244.32-27,921,231.20

Finding the Fourth Proportional to 71,650,595.36, 107,412,244.32 and 27,921,231.20

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Solution

The fourth proportional to 71,650,595.36, 107,412,244.32 and 27,921,231.20 is: 41,857,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,650,595.36 : 107,412,244.32 = 27,921,231.20 : x
  2. Step 2: Convert to fraction form
    71,650,595.36/107,412,244.32 = 27,921,231.20/x
  3. Step 3: Cross multiply
    71,650,595.36x = 107,412,244.32 × 27,921,231.20
  4. Step 4: Simplify right side
    71,650,595.36x = 2,999,082,107,369,606.50
  5. Step 5: Solve for x
    x = 2,999,082,107,369,606.50/71,650,595.36
  6. Step 6: Final answer
    x = 41,857,043.79

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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.