Home / 21,606,340.26-29,816,331.83-11,816,754.18

Finding the Fourth Proportional to 21,606,340.26, 29,816,331.83 and 11,816,754.18

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Solution

The fourth proportional to 21,606,340.26, 29,816,331.83 and 11,816,754.18 is: 16,306,892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606,340.26 : 29,816,331.83 = 11,816,754.18 : x
  2. Step 2: Convert to fraction form
    21,606,340.26/29,816,331.83 = 11,816,754.18/x
  3. Step 3: Cross multiply
    21,606,340.26x = 29,816,331.83 × 11,816,754.18
  4. Step 4: Simplify right side
    21,606,340.26x = 352,332,263,725,335.75
  5. Step 5: Solve for x
    x = 352,332,263,725,335.75/21,606,340.26
  6. Step 6: Final answer
    x = 16,306,892.31

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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.