Home / 12,008,427.22-18,016,626.65-3,921,666.67

Finding the Fourth Proportional to 12,008,427.22, 18,016,626.65 and 3,921,666.67

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Solution

The fourth proportional to 12,008,427.22, 18,016,626.65 and 3,921,666.67 is: 5,883,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,427.22 : 18,016,626.65 = 3,921,666.67 : x
  2. Step 2: Convert to fraction form
    12,008,427.22/18,016,626.65 = 3,921,666.67/x
  3. Step 3: Cross multiply
    12,008,427.22x = 18,016,626.65 × 3,921,666.67
  4. Step 4: Simplify right side
    12,008,427.22x = 70,655,204,239,138.75
  5. Step 5: Solve for x
    x = 70,655,204,239,138.75/12,008,427.22
  6. Step 6: Final answer
    x = 5,883,801.68

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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.