Home / 27,062,940.07-37,310,728.39-21,499,645.87

Finding the Fourth Proportional to 27,062,940.07, 37,310,728.39 and 21,499,645.87

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Solution

The fourth proportional to 27,062,940.07, 37,310,728.39 and 21,499,645.87 is: 29,640,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,062,940.07 : 37,310,728.39 = 21,499,645.87 : x
  2. Step 2: Convert to fraction form
    27,062,940.07/37,310,728.39 = 21,499,645.87/x
  3. Step 3: Cross multiply
    27,062,940.07x = 37,310,728.39 × 21,499,645.87
  4. Step 4: Simplify right side
    27,062,940.07x = 802,167,447,536,755.25
  5. Step 5: Solve for x
    x = 802,167,447,536,755.25/27,062,940.07
  6. Step 6: Final answer
    x = 29,640,809.37

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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.