Home / 12,205,465.66-18,308,198.34-9,511,806.11

Finding the Fourth Proportional to 12,205,465.66, 18,308,198.34 and 9,511,806.11

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Solution

The fourth proportional to 12,205,465.66, 18,308,198.34 and 9,511,806.11 is: 14,267,709.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,205,465.66 : 18,308,198.34 = 9,511,806.11 : x
  2. Step 2: Convert to fraction form
    12,205,465.66/18,308,198.34 = 9,511,806.11/x
  3. Step 3: Cross multiply
    12,205,465.66x = 18,308,198.34 × 9,511,806.11
  4. Step 4: Simplify right side
    12,205,465.66x = 174,144,032,741,962.88
  5. Step 5: Solve for x
    x = 174,144,032,741,962.88/12,205,465.66
  6. Step 6: Final answer
    x = 14,267,709.04

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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.