Home / 9,853,137.30-13,603,727.55-8,818,853.97

Finding the Fourth Proportional to 9,853,137.30, 13,603,727.55 and 8,818,853.97

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Solution

The fourth proportional to 9,853,137.30, 13,603,727.55 and 8,818,853.97 is: 12,175,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853,137.30 : 13,603,727.55 = 8,818,853.97 : x
  2. Step 2: Convert to fraction form
    9,853,137.30/13,603,727.55 = 8,818,853.97/x
  3. Step 3: Cross multiply
    9,853,137.30x = 13,603,727.55 × 8,818,853.97
  4. Step 4: Simplify right side
    9,853,137.30x = 119,969,286,711,115.89
  5. Step 5: Solve for x
    x = 119,969,286,711,115.89/9,853,137.30
  6. Step 6: Final answer
    x = 12,175,744.95

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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.