Home / 7,721,217.65-11,581,913.96-2,329,920.02

Finding the Fourth Proportional to 7,721,217.65, 11,581,913.96 and 2,329,920.02

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Solution

The fourth proportional to 7,721,217.65, 11,581,913.96 and 2,329,920.02 is: 3,494,906.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,217.65 : 11,581,913.96 = 2,329,920.02 : x
  2. Step 2: Convert to fraction form
    7,721,217.65/11,581,913.96 = 2,329,920.02/x
  3. Step 3: Cross multiply
    7,721,217.65x = 11,581,913.96 × 2,329,920.02
  4. Step 4: Simplify right side
    7,721,217.65x = 26,984,933,205,321.48
  5. Step 5: Solve for x
    x = 26,984,933,205,321.48/7,721,217.65
  6. Step 6: Final answer
    x = 3,494,906.43

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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.