Home / 27,940,431.03-38,559,064.54-15,551,317.97

Finding the Fourth Proportional to 27,940,431.03, 38,559,064.54 and 15,551,317.97

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Solution

The fourth proportional to 27,940,431.03, 38,559,064.54 and 15,551,317.97 is: 21,461,525.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,940,431.03 : 38,559,064.54 = 15,551,317.97 : x
  2. Step 2: Convert to fraction form
    27,940,431.03/38,559,064.54 = 15,551,317.97/x
  3. Step 3: Cross multiply
    27,940,431.03x = 38,559,064.54 × 15,551,317.97
  4. Step 4: Simplify right side
    27,940,431.03x = 599,644,273,055,618.12
  5. Step 5: Solve for x
    x = 599,644,273,055,618.12/27,940,431.03
  6. Step 6: Final answer
    x = 21,461,525.50

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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.