Home / 15,747,617.76-21,731,712.38-8,504,273.76

Finding the Fourth Proportional to 15,747,617.76, 21,731,712.38 and 8,504,273.76

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Solution

The fourth proportional to 15,747,617.76, 21,731,712.38 and 8,504,273.76 is: 11,735,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,617.76 : 21,731,712.38 = 8,504,273.76 : x
  2. Step 2: Convert to fraction form
    15,747,617.76/21,731,712.38 = 8,504,273.76/x
  3. Step 3: Cross multiply
    15,747,617.76x = 21,731,712.38 × 8,504,273.76
  4. Step 4: Simplify right side
    15,747,617.76x = 184,812,431,353,101.12
  5. Step 5: Solve for x
    x = 184,812,431,353,101.12/15,747,617.76
  6. Step 6: Final answer
    x = 11,735,897.72

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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.