Home / 9,881,429.92-13,633,266-5,529,824.80

Finding the Fourth Proportional to 9,881,429.92, 13,633,266 and 5,529,824.80

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Solution

The fourth proportional to 9,881,429.92, 13,633,266 and 5,529,824.80 is: 7,629,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,429.92 : 13,633,266 = 5,529,824.80 : x
  2. Step 2: Convert to fraction form
    9,881,429.92/13,633,266 = 5,529,824.80/x
  3. Step 3: Cross multiply
    9,881,429.92x = 13,633,266 × 5,529,824.80
  4. Step 4: Simplify right side
    9,881,429.92x = 75,389,572,431,796.80
  5. Step 5: Solve for x
    x = 75,389,572,431,796.80/9,881,429.92
  6. Step 6: Final answer
    x = 7,629,419.33

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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.