Home / 43,843,240.80-65,764,861.20-11,930,536.80

Finding the Fourth Proportional to 43,843,240.80, 65,764,861.20 and 11,930,536.80

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Solution

The fourth proportional to 43,843,240.80, 65,764,861.20 and 11,930,536.80 is: 17,895,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,843,240.80 : 65,764,861.20 = 11,930,536.80 : x
  2. Step 2: Convert to fraction form
    43,843,240.80/65,764,861.20 = 11,930,536.80/x
  3. Step 3: Cross multiply
    43,843,240.80x = 65,764,861.20 × 11,930,536.80
  4. Step 4: Simplify right side
    43,843,240.80x = 784,610,096,693,492.25
  5. Step 5: Solve for x
    x = 784,610,096,693,492.25/43,843,240.80
  6. Step 6: Final answer
    x = 17,895,805.20

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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.