Home / 11,916,246.80-17,855,999.40-8,869,318.40

Finding the Fourth Proportional to 11,916,246.80, 17,855,999.40 and 8,869,318.40

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Solution

The fourth proportional to 11,916,246.80, 17,855,999.40 and 8,869,318.40 is: 13,290,304.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,916,246.80 : 17,855,999.40 = 8,869,318.40 : x
  2. Step 2: Convert to fraction form
    11,916,246.80/17,855,999.40 = 8,869,318.40/x
  3. Step 3: Cross multiply
    11,916,246.80x = 17,855,999.40 × 8,869,318.40
  4. Step 4: Simplify right side
    11,916,246.80x = 158,370,544,028,808.97
  5. Step 5: Solve for x
    x = 158,370,544,028,808.97/11,916,246.80
  6. Step 6: Final answer
    x = 13,290,304.13

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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.