Home / 20,614,726.70-30,911,494.08-10,904,561.54

Finding the Fourth Proportional to 20,614,726.70, 30,911,494.08 and 10,904,561.54

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Solution

The fourth proportional to 20,614,726.70, 30,911,494.08 and 10,904,561.54 is: 16,351,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,614,726.70 : 30,911,494.08 = 10,904,561.54 : x
  2. Step 2: Convert to fraction form
    20,614,726.70/30,911,494.08 = 10,904,561.54/x
  3. Step 3: Cross multiply
    20,614,726.70x = 30,911,494.08 × 10,904,561.54
  4. Step 4: Simplify right side
    20,614,726.70x = 337,076,289,488,705.62
  5. Step 5: Solve for x
    x = 337,076,289,488,705.62/20,614,726.70
  6. Step 6: Final answer
    x = 16,351,237.37

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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.