Home / 13,882,016.94-19,157,379.03-7,998,399.42

Finding the Fourth Proportional to 13,882,016.94, 19,157,379.03 and 7,998,399.42

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Solution

The fourth proportional to 13,882,016.94, 19,157,379.03 and 7,998,399.42 is: 11,037,903.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,016.94 : 19,157,379.03 = 7,998,399.42 : x
  2. Step 2: Convert to fraction form
    13,882,016.94/19,157,379.03 = 7,998,399.42/x
  3. Step 3: Cross multiply
    13,882,016.94x = 19,157,379.03 × 7,998,399.42
  4. Step 4: Simplify right side
    13,882,016.94x = 153,228,369,322,272.16
  5. Step 5: Solve for x
    x = 153,228,369,322,272.16/13,882,016.94
  6. Step 6: Final answer
    x = 11,037,903.93

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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.