Home / 8,166,903-12,249,420.66-2,183,737.56

Finding the Fourth Proportional to 8,166,903, 12,249,420.66 and 2,183,737.56

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Solution

The fourth proportional to 8,166,903, 12,249,420.66 and 2,183,737.56 is: 3,275,356.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166,903 : 12,249,420.66 = 2,183,737.56 : x
  2. Step 2: Convert to fraction form
    8,166,903/12,249,420.66 = 2,183,737.56/x
  3. Step 3: Cross multiply
    8,166,903x = 12,249,420.66 × 2,183,737.56
  4. Step 4: Simplify right side
    8,166,903x = 26,749,519,983,481.99
  5. Step 5: Solve for x
    x = 26,749,519,983,481.99/8,166,903
  6. Step 6: Final answer
    x = 3,275,356.64

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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.