Home / 45,112,233.49-67,682,923.34-20,867,064.71

Finding the Fourth Proportional to 45,112,233.49, 67,682,923.34 and 20,867,064.71

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Solution

The fourth proportional to 45,112,233.49, 67,682,923.34 and 20,867,064.71 is: 31,307,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,112,233.49 : 67,682,923.34 = 20,867,064.71 : x
  2. Step 2: Convert to fraction form
    45,112,233.49/67,682,923.34 = 20,867,064.71/x
  3. Step 3: Cross multiply
    45,112,233.49x = 67,682,923.34 × 20,867,064.71
  4. Step 4: Simplify right side
    45,112,233.49x = 1,412,343,940,654,999.25
  5. Step 5: Solve for x
    x = 1,412,343,940,654,999.25/45,112,233.49
  6. Step 6: Final answer
    x = 31,307,337.98

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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.