Home / 7,867,609.96-11,803,515.03-2,819,430.76

Finding the Fourth Proportional to 7,867,609.96, 11,803,515.03 and 2,819,430.76

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Solution

The fourth proportional to 7,867,609.96, 11,803,515.03 and 2,819,430.76 is: 4,229,898.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,609.96 : 11,803,515.03 = 2,819,430.76 : x
  2. Step 2: Convert to fraction form
    7,867,609.96/11,803,515.03 = 2,819,430.76/x
  3. Step 3: Cross multiply
    7,867,609.96x = 11,803,515.03 × 2,819,430.76
  4. Step 4: Simplify right side
    7,867,609.96x = 33,279,193,351,704.32
  5. Step 5: Solve for x
    x = 33,279,193,351,704.32/7,867,609.96
  6. Step 6: Final answer
    x = 4,229,898.73

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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.