Home / 22,486,229.87-31,030,739.84-12,172,726.67

Finding the Fourth Proportional to 22,486,229.87, 31,030,739.84 and 12,172,726.67

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Solution

The fourth proportional to 22,486,229.87, 31,030,739.84 and 12,172,726.67 is: 16,798,223.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,229.87 : 31,030,739.84 = 12,172,726.67 : x
  2. Step 2: Convert to fraction form
    22,486,229.87/31,030,739.84 = 12,172,726.67/x
  3. Step 3: Cross multiply
    22,486,229.87x = 31,030,739.84 × 12,172,726.67
  4. Step 4: Simplify right side
    22,486,229.87x = 377,728,714,379,335.94
  5. Step 5: Solve for x
    x = 377,728,714,379,335.94/22,486,229.87
  6. Step 6: Final answer
    x = 16,798,223.47

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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.