Home / 19,994,873.22-29,986,107.66-7,213,716.36

Finding the Fourth Proportional to 19,994,873.22, 29,986,107.66 and 7,213,716.36

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Solution

The fourth proportional to 19,994,873.22, 29,986,107.66 and 7,213,716.36 is: 10,818,336.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994,873.22 : 29,986,107.66 = 7,213,716.36 : x
  2. Step 2: Convert to fraction form
    19,994,873.22/29,986,107.66 = 7,213,716.36/x
  3. Step 3: Cross multiply
    19,994,873.22x = 29,986,107.66 × 7,213,716.36
  4. Step 4: Simplify right side
    19,994,873.22x = 216,311,275,399,663.34
  5. Step 5: Solve for x
    x = 216,311,275,399,663.34/19,994,873.22
  6. Step 6: Final answer
    x = 10,818,336.93

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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.