Home / 34,091,145.90-51,137,808.30-13,340,761.56

Finding the Fourth Proportional to 34,091,145.90, 51,137,808.30 and 13,340,761.56

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Solution

The fourth proportional to 34,091,145.90, 51,137,808.30 and 13,340,761.56 is: 20,011,568.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,091,145.90 : 51,137,808.30 = 13,340,761.56 : x
  2. Step 2: Convert to fraction form
    34,091,145.90/51,137,808.30 = 13,340,761.56/x
  3. Step 3: Cross multiply
    34,091,145.90x = 51,137,808.30 × 13,340,761.56
  4. Step 4: Simplify right side
    34,091,145.90x = 682,217,307,231,288.88
  5. Step 5: Solve for x
    x = 682,217,307,231,288.88/34,091,145.90
  6. Step 6: Final answer
    x = 20,011,568.67

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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.