Home / 55,164,357.21-76,126,809.35-31,972,936.38

Finding the Fourth Proportional to 55,164,357.21, 76,126,809.35 and 31,972,936.38

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Solution

The fourth proportional to 55,164,357.21, 76,126,809.35 and 31,972,936.38 is: 44,122,650.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164,357.21 : 76,126,809.35 = 31,972,936.38 : x
  2. Step 2: Convert to fraction form
    55,164,357.21/76,126,809.35 = 31,972,936.38/x
  3. Step 3: Cross multiply
    55,164,357.21x = 76,126,809.35 × 31,972,936.38
  4. Step 4: Simplify right side
    55,164,357.21x = 2,433,997,632,000,074.50
  5. Step 5: Solve for x
    x = 2,433,997,632,000,074.50/55,164,357.21
  6. Step 6: Final answer
    x = 44,122,650.12

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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.