Home / 17,945,999.55-26,918,999.33-7,164,964.35

Finding the Fourth Proportional to 17,945,999.55, 26,918,999.33 and 7,164,964.35

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Solution

The fourth proportional to 17,945,999.55, 26,918,999.33 and 7,164,964.35 is: 10,747,446.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945,999.55 : 26,918,999.33 = 7,164,964.35 : x
  2. Step 2: Convert to fraction form
    17,945,999.55/26,918,999.33 = 7,164,964.35/x
  3. Step 3: Cross multiply
    17,945,999.55x = 26,918,999.33 × 7,164,964.35
  4. Step 4: Simplify right side
    17,945,999.55x = 192,873,670,501,299.06
  5. Step 5: Solve for x
    x = 192,873,670,501,299.06/17,945,999.55
  6. Step 6: Final answer
    x = 10,747,446.53

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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.