Home / 5,270,603.70-7,273,131.12-2,915,660.76

Finding the Fourth Proportional to 5,270,603.70, 7,273,131.12 and 2,915,660.76

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Solution

The fourth proportional to 5,270,603.70, 7,273,131.12 and 2,915,660.76 is: 4,023,444.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270,603.70 : 7,273,131.12 = 2,915,660.76 : x
  2. Step 2: Convert to fraction form
    5,270,603.70/7,273,131.12 = 2,915,660.76/x
  3. Step 3: Cross multiply
    5,270,603.70x = 7,273,131.12 × 2,915,660.76
  4. Step 4: Simplify right side
    5,270,603.70x = 21,205,983,008,918.85
  5. Step 5: Solve for x
    x = 21,205,983,008,918.85/5,270,603.70
  6. Step 6: Final answer
    x = 4,023,444.79

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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.