Home / 13,774,089.67-20,654,749.92-5,135,870.75

Finding the Fourth Proportional to 13,774,089.67, 20,654,749.92 and 5,135,870.75

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Solution

The fourth proportional to 13,774,089.67, 20,654,749.92 and 5,135,870.75 is: 7,701,425.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,089.67 : 20,654,749.92 = 5,135,870.75 : x
  2. Step 2: Convert to fraction form
    13,774,089.67/20,654,749.92 = 5,135,870.75/x
  3. Step 3: Cross multiply
    13,774,089.67x = 20,654,749.92 × 5,135,870.75
  4. Step 4: Simplify right side
    13,774,089.67x = 106,080,125,962,692.84
  5. Step 5: Solve for x
    x = 106,080,125,962,692.84/13,774,089.67
  6. Step 6: Final answer
    x = 7,701,425.54

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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.