Home / 11,962,939.32-17,944,409.76-9,555,512.40

Finding the Fourth Proportional to 11,962,939.32, 17,944,409.76 and 9,555,512.40

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Solution

The fourth proportional to 11,962,939.32, 17,944,409.76 and 9,555,512.40 is: 14,333,269.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962,939.32 : 17,944,409.76 = 9,555,512.40 : x
  2. Step 2: Convert to fraction form
    11,962,939.32/17,944,409.76 = 9,555,512.40/x
  3. Step 3: Cross multiply
    11,962,939.32x = 17,944,409.76 × 9,555,512.40
  4. Step 4: Simplify right side
    11,962,939.32x = 171,468,029,972,361.03
  5. Step 5: Solve for x
    x = 171,468,029,972,361.03/11,962,939.32
  6. Step 6: Final answer
    x = 14,333,269.22

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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.