Home / 38,701,755.73-53,396,399.02-21,953,735.02

Finding the Fourth Proportional to 38,701,755.73, 53,396,399.02 and 21,953,735.02

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Solution

The fourth proportional to 38,701,755.73, 53,396,399.02 and 21,953,735.02 is: 30,289,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,701,755.73 : 53,396,399.02 = 21,953,735.02 : x
  2. Step 2: Convert to fraction form
    38,701,755.73/53,396,399.02 = 21,953,735.02/x
  3. Step 3: Cross multiply
    38,701,755.73x = 53,396,399.02 × 21,953,735.02
  4. Step 4: Simplify right side
    38,701,755.73x = 1,172,250,395,107,267.75
  5. Step 5: Solve for x
    x = 1,172,250,395,107,267.75/38,701,755.73
  6. Step 6: Final answer
    x = 30,289,333.73

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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.