Home / 8,731,838.23-11,962,661.06-8,404,571.26

Finding the Fourth Proportional to 8,731,838.23, 11,962,661.06 and 8,404,571.26

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Solution

The fourth proportional to 8,731,838.23, 11,962,661.06 and 8,404,571.26 is: 11,514,303.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,838.23 : 11,962,661.06 = 8,404,571.26 : x
  2. Step 2: Convert to fraction form
    8,731,838.23/11,962,661.06 = 8,404,571.26/x
  3. Step 3: Cross multiply
    8,731,838.23x = 11,962,661.06 × 8,404,571.26
  4. Step 4: Simplify right side
    8,731,838.23x = 100,541,037,337,997.14
  5. Step 5: Solve for x
    x = 100,541,037,337,997.14/8,731,838.23
  6. Step 6: Final answer
    x = 11,514,303.71

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.