Home / 7,079,391.12-10,619,087.16-2,822,548.74

Finding the Fourth Proportional to 7,079,391.12, 10,619,087.16 and 2,822,548.74

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Solution

The fourth proportional to 7,079,391.12, 10,619,087.16 and 2,822,548.74 is: 4,233,823.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079,391.12 : 10,619,087.16 = 2,822,548.74 : x
  2. Step 2: Convert to fraction form
    7,079,391.12/10,619,087.16 = 2,822,548.74/x
  3. Step 3: Cross multiply
    7,079,391.12x = 10,619,087.16 × 2,822,548.74
  4. Step 4: Simplify right side
    7,079,391.12x = 29,972,891,083,408.18
  5. Step 5: Solve for x
    x = 29,972,891,083,408.18/7,079,391.12
  6. Step 6: Final answer
    x = 4,233,823.30

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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.