Home / 7,739,372.56-11,609,022.12-1,982,094.88

Finding the Fourth Proportional to 7,739,372.56, 11,609,022.12 and 1,982,094.88

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Solution

The fourth proportional to 7,739,372.56, 11,609,022.12 and 1,982,094.88 is: 2,973,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739,372.56 : 11,609,022.12 = 1,982,094.88 : x
  2. Step 2: Convert to fraction form
    7,739,372.56/11,609,022.12 = 1,982,094.88/x
  3. Step 3: Cross multiply
    7,739,372.56x = 11,609,022.12 × 1,982,094.88
  4. Step 4: Simplify right side
    7,739,372.56x = 23,010,183,305,858.74
  5. Step 5: Solve for x
    x = 23,010,183,305,858.74/7,739,372.56
  6. Step 6: Final answer
    x = 2,973,132.92

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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.