Home / 22,562,138.43-33,855,782.45-12,187,148.51

Finding the Fourth Proportional to 22,562,138.43, 33,855,782.45 and 12,187,148.51

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Solution

The fourth proportional to 22,562,138.43, 33,855,782.45 and 12,187,148.51 is: 18,287,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,562,138.43 : 33,855,782.45 = 12,187,148.51 : x
  2. Step 2: Convert to fraction form
    22,562,138.43/33,855,782.45 = 12,187,148.51/x
  3. Step 3: Cross multiply
    22,562,138.43x = 33,855,782.45 × 12,187,148.51
  4. Step 4: Simplify right side
    22,562,138.43x = 412,605,448,410,187
  5. Step 5: Solve for x
    x = 412,605,448,410,187/22,562,138.43
  6. Step 6: Final answer
    x = 18,287,515.15

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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.