Home / 7,859,977.35-11,789,966.04-2,180,201.67

Finding the Fourth Proportional to 7,859,977.35, 11,789,966.04 and 2,180,201.67

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Solution

The fourth proportional to 7,859,977.35, 11,789,966.04 and 2,180,201.67 is: 3,270,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,977.35 : 11,789,966.04 = 2,180,201.67 : x
  2. Step 2: Convert to fraction form
    7,859,977.35/11,789,966.04 = 2,180,201.67/x
  3. Step 3: Cross multiply
    7,859,977.35x = 11,789,966.04 × 2,180,201.67
  4. Step 4: Simplify right side
    7,859,977.35x = 25,704,503,649,651.29
  5. Step 5: Solve for x
    x = 25,704,503,649,651.29/7,859,977.35
  6. Step 6: Final answer
    x = 3,270,302.51

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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.