Home / 7,101,977.20-10,652,965.80-2,616,002.80

Finding the Fourth Proportional to 7,101,977.20, 10,652,965.80 and 2,616,002.80

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Solution

The fourth proportional to 7,101,977.20, 10,652,965.80 and 2,616,002.80 is: 3,924,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,977.20 : 10,652,965.80 = 2,616,002.80 : x
  2. Step 2: Convert to fraction form
    7,101,977.20/10,652,965.80 = 2,616,002.80/x
  3. Step 3: Cross multiply
    7,101,977.20x = 10,652,965.80 × 2,616,002.80
  4. Step 4: Simplify right side
    7,101,977.20x = 27,868,188,361,104.24
  5. Step 5: Solve for x
    x = 27,868,188,361,104.24/7,101,977.20
  6. Step 6: Final answer
    x = 3,924,004.20

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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.