Home / 11,921,699.16-17,882,716.42-3,402,036.54

Finding the Fourth Proportional to 11,921,699.16, 17,882,716.42 and 3,402,036.54

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Solution

The fourth proportional to 11,921,699.16, 17,882,716.42 and 3,402,036.54 is: 5,103,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,921,699.16 : 17,882,716.42 = 3,402,036.54 : x
  2. Step 2: Convert to fraction form
    11,921,699.16/17,882,716.42 = 3,402,036.54/x
  3. Step 3: Cross multiply
    11,921,699.16x = 17,882,716.42 × 3,402,036.54
  4. Step 4: Simplify right side
    11,921,699.16x = 60,837,654,695,297.99
  5. Step 5: Solve for x
    x = 60,837,654,695,297.99/11,921,699.16
  6. Step 6: Final answer
    x = 5,103,102.66

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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.