Home / 18,072,231-27,108,670.48-6,565,869.96

Finding the Fourth Proportional to 18,072,231, 27,108,670.48 and 6,565,869.96

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Solution

The fourth proportional to 18,072,231, 27,108,670.48 and 6,565,869.96 is: 9,848,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072,231 : 27,108,670.48 = 6,565,869.96 : x
  2. Step 2: Convert to fraction form
    18,072,231/27,108,670.48 = 6,565,869.96/x
  3. Step 3: Cross multiply
    18,072,231x = 27,108,670.48 × 6,565,869.96
  4. Step 4: Simplify right side
    18,072,231x = 177,992,005,160,170.78
  5. Step 5: Solve for x
    x = 177,992,005,160,170.78/18,072,231
  6. Step 6: Final answer
    x = 9,848,922.65

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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.