Home / 22,551,770.12-31,121,671.03-12,238,582.28

Finding the Fourth Proportional to 22,551,770.12, 31,121,671.03 and 12,238,582.28

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Solution

The fourth proportional to 22,551,770.12, 31,121,671.03 and 12,238,582.28 is: 16,889,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,551,770.12 : 31,121,671.03 = 12,238,582.28 : x
  2. Step 2: Convert to fraction form
    22,551,770.12/31,121,671.03 = 12,238,582.28/x
  3. Step 3: Cross multiply
    22,551,770.12x = 31,121,671.03 × 12,238,582.28
  4. Step 4: Simplify right side
    22,551,770.12x = 380,885,131,405,542.56
  5. Step 5: Solve for x
    x = 380,885,131,405,542.56/22,551,770.12
  6. Step 6: Final answer
    x = 16,889,367.42

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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.