Home / 31,217,962.60-43,052,163.42-26,806,187.86

Finding the Fourth Proportional to 31,217,962.60, 43,052,163.42 and 26,806,187.86

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Solution

The fourth proportional to 31,217,962.60, 43,052,163.42 and 26,806,187.86 is: 36,967,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,217,962.60 : 43,052,163.42 = 26,806,187.86 : x
  2. Step 2: Convert to fraction form
    31,217,962.60/43,052,163.42 = 26,806,187.86/x
  3. Step 3: Cross multiply
    31,217,962.60x = 43,052,163.42 × 26,806,187.86
  4. Step 4: Simplify right side
    31,217,962.60x = 1,154,064,380,415,940
  5. Step 5: Solve for x
    x = 1,154,064,380,415,940/31,217,962.60
  6. Step 6: Final answer
    x = 36,967,959.61

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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.