Home / 65,764,861.20-98,647,291.80-17,895,805.20

Finding the Fourth Proportional to 65,764,861.20, 98,647,291.80 and 17,895,805.20

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Solution

The fourth proportional to 65,764,861.20, 98,647,291.80 and 17,895,805.20 is: 26,843,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,764,861.20 : 98,647,291.80 = 17,895,805.20 : x
  2. Step 2: Convert to fraction form
    65,764,861.20/98,647,291.80 = 17,895,805.20/x
  3. Step 3: Cross multiply
    65,764,861.20x = 98,647,291.80 × 17,895,805.20
  4. Step 4: Simplify right side
    65,764,861.20x = 1,765,372,717,560,357.25
  5. Step 5: Solve for x
    x = 1,765,372,717,560,357.25/65,764,861.20
  6. Step 6: Final answer
    x = 26,843,707.80

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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.