Home / 15,837,008.52-21,855,131.70-8,593,664.52

Finding the Fourth Proportional to 15,837,008.52, 21,855,131.70 and 8,593,664.52

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Solution

The fourth proportional to 15,837,008.52, 21,855,131.70 and 8,593,664.52 is: 11,859,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,008.52 : 21,855,131.70 = 8,593,664.52 : x
  2. Step 2: Convert to fraction form
    15,837,008.52/21,855,131.70 = 8,593,664.52/x
  3. Step 3: Cross multiply
    15,837,008.52x = 21,855,131.70 × 8,593,664.52
  4. Step 4: Simplify right side
    15,837,008.52x = 187,815,669,870,217.28
  5. Step 5: Solve for x
    x = 187,815,669,870,217.28/15,837,008.52
  6. Step 6: Final answer
    x = 11,859,289.56

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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.