Home / 13,882,022.96-19,157,387.32-7,998,405.44

Finding the Fourth Proportional to 13,882,022.96, 19,157,387.32 and 7,998,405.44

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Solution

The fourth proportional to 13,882,022.96, 19,157,387.32 and 7,998,405.44 is: 11,037,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,022.96 : 19,157,387.32 = 7,998,405.44 : x
  2. Step 2: Convert to fraction form
    13,882,022.96/19,157,387.32 = 7,998,405.44/x
  3. Step 3: Cross multiply
    13,882,022.96x = 19,157,387.32 × 7,998,405.44
  4. Step 4: Simplify right side
    13,882,022.96x = 153,228,550,956,475.03
  5. Step 5: Solve for x
    x = 153,228,550,956,475.03/13,882,022.96
  6. Step 6: Final answer
    x = 11,037,912.23

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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.