Home / 27,928,999.80-41,893,499.70-21,551,707.80

Finding the Fourth Proportional to 27,928,999.80, 41,893,499.70 and 21,551,707.80

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Solution

The fourth proportional to 27,928,999.80, 41,893,499.70 and 21,551,707.80 is: 32,327,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928,999.80 : 41,893,499.70 = 21,551,707.80 : x
  2. Step 2: Convert to fraction form
    27,928,999.80/41,893,499.70 = 21,551,707.80/x
  3. Step 3: Cross multiply
    27,928,999.80x = 41,893,499.70 × 21,551,707.80
  4. Step 4: Simplify right side
    27,928,999.80x = 902,876,464,253,787.75
  5. Step 5: Solve for x
    x = 902,876,464,253,787.75/27,928,999.80
  6. Step 6: Final answer
    x = 32,327,561.70

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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.