Home / 11,869,982.80-17,804,974.20-11,744,011.60

Finding the Fourth Proportional to 11,869,982.80, 17,804,974.20 and 11,744,011.60

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Solution

The fourth proportional to 11,869,982.80, 17,804,974.20 and 11,744,011.60 is: 17,616,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869,982.80 : 17,804,974.20 = 11,744,011.60 : x
  2. Step 2: Convert to fraction form
    11,869,982.80/17,804,974.20 = 11,744,011.60/x
  3. Step 3: Cross multiply
    11,869,982.80x = 17,804,974.20 × 11,744,011.60
  4. Step 4: Simplify right side
    11,869,982.80x = 209,101,823,542,500.72
  5. Step 5: Solve for x
    x = 209,101,823,542,500.72/11,869,982.80
  6. Step 6: Final answer
    x = 17,616,017.40

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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.