Home / 31,217,961.60-43,052,162.04-26,806,186.86

Finding the Fourth Proportional to 31,217,961.60, 43,052,162.04 and 26,806,186.86

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Solution

The fourth proportional to 31,217,961.60, 43,052,162.04 and 26,806,186.86 is: 36,967,958.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,217,961.60 : 43,052,162.04 = 26,806,186.86 : x
  2. Step 2: Convert to fraction form
    31,217,961.60/43,052,162.04 = 26,806,186.86/x
  3. Step 3: Cross multiply
    31,217,961.60x = 43,052,162.04 × 26,806,186.86
  4. Step 4: Simplify right side
    31,217,961.60x = 1,154,064,300,371,238.75
  5. Step 5: Solve for x
    x = 1,154,064,300,371,238.75/31,217,961.60
  6. Step 6: Final answer
    x = 36,967,958.23

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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.