Home / 5,327,127.12-7,351,435.44-2,912,679.12

Finding the Fourth Proportional to 5,327,127.12, 7,351,435.44 and 2,912,679.12

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Solution

The fourth proportional to 5,327,127.12, 7,351,435.44 and 2,912,679.12 is: 4,019,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,127.12 : 7,351,435.44 = 2,912,679.12 : x
  2. Step 2: Convert to fraction form
    5,327,127.12/7,351,435.44 = 2,912,679.12/x
  3. Step 3: Cross multiply
    5,327,127.12x = 7,351,435.44 × 2,912,679.12
  4. Step 4: Simplify right side
    5,327,127.12x = 21,412,372,508,116.02
  5. Step 5: Solve for x
    x = 21,412,372,508,116.02/5,327,127.12
  6. Step 6: Final answer
    x = 4,019,497.19

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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.