Home / 43,843,215.80-65,764,823.70-11,930,511.80

Finding the Fourth Proportional to 43,843,215.80, 65,764,823.70 and 11,930,511.80

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Solution

The fourth proportional to 43,843,215.80, 65,764,823.70 and 11,930,511.80 is: 17,895,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,843,215.80 : 65,764,823.70 = 11,930,511.80 : x
  2. Step 2: Convert to fraction form
    43,843,215.80/65,764,823.70 = 11,930,511.80/x
  3. Step 3: Cross multiply
    43,843,215.80x = 65,764,823.70 × 11,930,511.80
  4. Step 4: Simplify right side
    43,843,215.80x = 784,608,005,177,769.75
  5. Step 5: Solve for x
    x = 784,608,005,177,769.75/43,843,215.80
  6. Step 6: Final answer
    x = 17,895,767.70

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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.