Home / 26,330,939.09-36,339,431.03-15,167,817.89

Finding the Fourth Proportional to 26,330,939.09, 36,339,431.03 and 15,167,817.89

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Solution

The fourth proportional to 26,330,939.09, 36,339,431.03 and 15,167,817.89 is: 20,933,164.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,330,939.09 : 36,339,431.03 = 15,167,817.89 : x
  2. Step 2: Convert to fraction form
    26,330,939.09/36,339,431.03 = 15,167,817.89/x
  3. Step 3: Cross multiply
    26,330,939.09x = 36,339,431.03 × 15,167,817.89
  4. Step 4: Simplify right side
    26,330,939.09x = 551,189,872,013,416.06
  5. Step 5: Solve for x
    x = 551,189,872,013,416.06/26,330,939.09
  6. Step 6: Final answer
    x = 20,933,164.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.