Home / 12,703,917.21-19,055,838.08-3,606,022.49

Finding the Fourth Proportional to 12,703,917.21, 19,055,838.08 and 3,606,022.49

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Solution

The fourth proportional to 12,703,917.21, 19,055,838.08 and 3,606,022.49 is: 5,409,023.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,917.21 : 19,055,838.08 = 3,606,022.49 : x
  2. Step 2: Convert to fraction form
    12,703,917.21/19,055,838.08 = 3,606,022.49/x
  3. Step 3: Cross multiply
    12,703,917.21x = 19,055,838.08 × 3,606,022.49
  4. Step 4: Simplify right side
    12,703,917.21x = 68,715,780,568,969.11
  5. Step 5: Solve for x
    x = 68,715,780,568,969.11/12,703,917.21
  6. Step 6: Final answer
    x = 5,409,023.01

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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.