Home / 30,140,078.40-41,593,524.71-16,388,944.11

Finding the Fourth Proportional to 30,140,078.40, 41,593,524.71 and 16,388,944.11

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Solution

The fourth proportional to 30,140,078.40, 41,593,524.71 and 16,388,944.11 is: 22,616,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140,078.40 : 41,593,524.71 = 16,388,944.11 : x
  2. Step 2: Convert to fraction form
    30,140,078.40/41,593,524.71 = 16,388,944.11/x
  3. Step 3: Cross multiply
    30,140,078.40x = 41,593,524.71 × 16,388,944.11
  4. Step 4: Simplify right side
    30,140,078.40x = 681,673,951,728,149.12
  5. Step 5: Solve for x
    x = 681,673,951,728,149.12/30,140,078.40
  6. Step 6: Final answer
    x = 22,616,860.60

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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.