Home / 9,881,692.30-13,633,626.86-5,530,087.18

Finding the Fourth Proportional to 9,881,692.30, 13,633,626.86 and 5,530,087.18

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Solution

The fourth proportional to 9,881,692.30, 13,633,626.86 and 5,530,087.18 is: 7,629,780.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,692.30 : 13,633,626.86 = 5,530,087.18 : x
  2. Step 2: Convert to fraction form
    9,881,692.30/13,633,626.86 = 5,530,087.18/x
  3. Step 3: Cross multiply
    9,881,692.30x = 13,633,626.86 × 5,530,087.18
  4. Step 4: Simplify right side
    9,881,692.30x = 75,395,145,047,221.52
  5. Step 5: Solve for x
    x = 75,395,145,047,221.52/9,881,692.30
  6. Step 6: Final answer
    x = 7,629,780.69

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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.