Home / 43,843,214.80-65,764,822.20-11,930,510.80

Finding the Fourth Proportional to 43,843,214.80, 65,764,822.20 and 11,930,510.80

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Solution

The fourth proportional to 43,843,214.80, 65,764,822.20 and 11,930,510.80 is: 17,895,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,843,214.80 : 65,764,822.20 = 11,930,510.80 : x
  2. Step 2: Convert to fraction form
    43,843,214.80/65,764,822.20 = 11,930,510.80/x
  3. Step 3: Cross multiply
    43,843,214.80x = 65,764,822.20 × 11,930,510.80
  4. Step 4: Simplify right side
    43,843,214.80x = 784,607,921,517,179.88
  5. Step 5: Solve for x
    x = 784,607,921,517,179.88/43,843,214.80
  6. Step 6: Final answer
    x = 17,895,766.20

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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.