Home / 5,317,246.80-7,965,372.60-3,180,985.20

Finding the Fourth Proportional to 5,317,246.80, 7,965,372.60 and 3,180,985.20

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Solution

The fourth proportional to 5,317,246.80, 7,965,372.60 and 3,180,985.20 is: 4,765,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317,246.80 : 7,965,372.60 = 3,180,985.20 : x
  2. Step 2: Convert to fraction form
    5,317,246.80/7,965,372.60 = 3,180,985.20/x
  3. Step 3: Cross multiply
    5,317,246.80x = 7,965,372.60 × 3,180,985.20
  4. Step 4: Simplify right side
    5,317,246.80x = 25,337,732,353,085.52
  5. Step 5: Solve for x
    x = 25,337,732,353,085.52/5,317,246.80
  6. Step 6: Final answer
    x = 4,765,197.72

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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.