Home / 9,906,131.64-13,670,618.22-5,556,185.40

Finding the Fourth Proportional to 9,906,131.64, 13,670,618.22 and 5,556,185.40

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Solution

The fourth proportional to 9,906,131.64, 13,670,618.22 and 5,556,185.40 is: 7,667,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,131.64 : 13,670,618.22 = 5,556,185.40 : x
  2. Step 2: Convert to fraction form
    9,906,131.64/13,670,618.22 = 5,556,185.40/x
  3. Step 3: Cross multiply
    9,906,131.64x = 13,670,618.22 × 5,556,185.40
  4. Step 4: Simplify right side
    9,906,131.64x = 75,956,489,362,938
  5. Step 5: Solve for x
    x = 75,956,489,362,938/9,906,131.64
  6. Step 6: Final answer
    x = 7,667,623.66

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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.