Home / 17,654,659.40-26,481,989.10-9,137,606.60

Finding the Fourth Proportional to 17,654,659.40, 26,481,989.10 and 9,137,606.60

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Solution

The fourth proportional to 17,654,659.40, 26,481,989.10 and 9,137,606.60 is: 13,706,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,654,659.40 : 26,481,989.10 = 9,137,606.60 : x
  2. Step 2: Convert to fraction form
    17,654,659.40/26,481,989.10 = 9,137,606.60/x
  3. Step 3: Cross multiply
    17,654,659.40x = 26,481,989.10 × 9,137,606.60
  4. Step 4: Simplify right side
    17,654,659.40x = 241,981,998,381,288.06
  5. Step 5: Solve for x
    x = 241,981,998,381,288.06/17,654,659.40
  6. Step 6: Final answer
    x = 13,706,409.90

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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.