Home / 31,692,163.69-47,541,456.33-10,939,897.06

Finding the Fourth Proportional to 31,692,163.69, 47,541,456.33 and 10,939,897.06

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Solution

The fourth proportional to 31,692,163.69, 47,541,456.33 and 10,939,897.06 is: 16,410,953.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,692,163.69 : 47,541,456.33 = 10,939,897.06 : x
  2. Step 2: Convert to fraction form
    31,692,163.69/47,541,456.33 = 10,939,897.06/x
  3. Step 3: Cross multiply
    31,692,163.69x = 47,541,456.33 × 10,939,897.06
  4. Step 4: Simplify right side
    31,692,163.69x = 520,098,638,332,685.38
  5. Step 5: Solve for x
    x = 520,098,638,332,685.38/31,692,163.69
  6. Step 6: Final answer
    x = 16,410,953.93

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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.