Home / 5,079,747.61-7,010,056.23-2,756,640.12

Finding the Fourth Proportional to 5,079,747.61, 7,010,056.23 and 2,756,640.12

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Solution

The fourth proportional to 5,079,747.61, 7,010,056.23 and 2,756,640.12 is: 3,804,165.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,747.61 : 7,010,056.23 = 2,756,640.12 : x
  2. Step 2: Convert to fraction form
    5,079,747.61/7,010,056.23 = 2,756,640.12/x
  3. Step 3: Cross multiply
    5,079,747.61x = 7,010,056.23 × 2,756,640.12
  4. Step 4: Simplify right side
    5,079,747.61x = 19,324,202,247,073.95
  5. Step 5: Solve for x
    x = 19,324,202,247,073.95/5,079,747.61
  6. Step 6: Final answer
    x = 3,804,165.82

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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.