Home / 22,220,409.51-33,323,696.46-7,840,108.17

Finding the Fourth Proportional to 22,220,409.51, 33,323,696.46 and 7,840,108.17

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Solution

The fourth proportional to 22,220,409.51, 33,323,696.46 and 7,840,108.17 is: 11,757,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,220,409.51 : 33,323,696.46 = 7,840,108.17 : x
  2. Step 2: Convert to fraction form
    22,220,409.51/33,323,696.46 = 7,840,108.17/x
  3. Step 3: Cross multiply
    22,220,409.51x = 33,323,696.46 × 7,840,108.17
  4. Step 4: Simplify right side
    22,220,409.51x = 261,261,384,870,646.09
  5. Step 5: Solve for x
    x = 261,261,384,870,646.09/22,220,409.51
  6. Step 6: Final answer
    x = 11,757,721.42

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Double scale
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1.5x scale

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.