Home / 11,465,705.10-17,198,557.51-4,179,711.21

Finding the Fourth Proportional to 11,465,705.10, 17,198,557.51 and 4,179,711.21

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Solution

The fourth proportional to 11,465,705.10, 17,198,557.51 and 4,179,711.21 is: 6,269,566.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465,705.10 : 17,198,557.51 = 4,179,711.21 : x
  2. Step 2: Convert to fraction form
    11,465,705.10/17,198,557.51 = 4,179,711.21/x
  3. Step 3: Cross multiply
    11,465,705.10x = 17,198,557.51 × 4,179,711.21
  4. Step 4: Simplify right side
    11,465,705.10x = 71,885,003,620,376.69
  5. Step 5: Solve for x
    x = 71,885,003,620,376.69/11,465,705.10
  6. Step 6: Final answer
    x = 6,269,566.76

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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.