Home / 7,982,415.20-11,972,456.40-2,302,047.20

Finding the Fourth Proportional to 7,982,415.20, 11,972,456.40 and 2,302,047.20

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Solution

The fourth proportional to 7,982,415.20, 11,972,456.40 and 2,302,047.20 is: 3,452,734.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982,415.20 : 11,972,456.40 = 2,302,047.20 : x
  2. Step 2: Convert to fraction form
    7,982,415.20/11,972,456.40 = 2,302,047.20/x
  3. Step 3: Cross multiply
    7,982,415.20x = 11,972,456.40 × 2,302,047.20
  4. Step 4: Simplify right side
    7,982,415.20x = 27,561,159,732,742.08
  5. Step 5: Solve for x
    x = 27,561,159,732,742.08/7,982,415.20
  6. Step 6: Final answer
    x = 3,452,734.42

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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.