Home / 9,853,126.18-13,603,712.19-8,818,842.85

Finding the Fourth Proportional to 9,853,126.18, 13,603,712.19 and 8,818,842.85

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Solution

The fourth proportional to 9,853,126.18, 13,603,712.19 and 8,818,842.85 is: 12,175,729.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853,126.18 : 13,603,712.19 = 8,818,842.85 : x
  2. Step 2: Convert to fraction form
    9,853,126.18/13,603,712.19 = 8,818,842.85/x
  3. Step 3: Cross multiply
    9,853,126.18x = 13,603,712.19 × 8,818,842.85
  4. Step 4: Simplify right side
    9,853,126.18x = 119,968,999,912,220.78
  5. Step 5: Solve for x
    x = 119,968,999,912,220.78/9,853,126.18
  6. Step 6: Final answer
    x = 12,175,729.59

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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.