Home / 13,604,789.28-20,408,358.96-3,507,324.96

Finding the Fourth Proportional to 13,604,789.28, 20,408,358.96 and 3,507,324.96

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Solution

The fourth proportional to 13,604,789.28, 20,408,358.96 and 3,507,324.96 is: 5,261,290.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,789.28 : 20,408,358.96 = 3,507,324.96 : x
  2. Step 2: Convert to fraction form
    13,604,789.28/20,408,358.96 = 3,507,324.96/x
  3. Step 3: Cross multiply
    13,604,789.28x = 20,408,358.96 × 3,507,324.96
  4. Step 4: Simplify right side
    13,604,789.28x = 71,578,746,773,047.64
  5. Step 5: Solve for x
    x = 71,578,746,773,047.64/13,604,789.28
  6. Step 6: Final answer
    x = 5,261,290.37

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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.