Home / 28,647,099.27-42,941,917.17-13,305,163.23

Finding the Fourth Proportional to 28,647,099.27, 42,941,917.17 and 13,305,163.23

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Solution

The fourth proportional to 28,647,099.27, 42,941,917.17 and 13,305,163.23 is: 19,944,400.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,647,099.27 : 42,941,917.17 = 13,305,163.23 : x
  2. Step 2: Convert to fraction form
    28,647,099.27/42,941,917.17 = 13,305,163.23/x
  3. Step 3: Cross multiply
    28,647,099.27x = 42,941,917.17 × 13,305,163.23
  4. Step 4: Simplify right side
    28,647,099.27x = 571,349,217,355,989.75
  5. Step 5: Solve for x
    x = 571,349,217,355,989.75/28,647,099.27
  6. Step 6: Final answer
    x = 19,944,400.37

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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.