Home / 40,211,677.22-60,289,979.40-20,477,604.47

Finding the Fourth Proportional to 40,211,677.22, 60,289,979.40 and 20,477,604.47

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Solution

The fourth proportional to 40,211,677.22, 60,289,979.40 and 20,477,604.47 is: 30,702,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,211,677.22 : 60,289,979.40 = 20,477,604.47 : x
  2. Step 2: Convert to fraction form
    40,211,677.22/60,289,979.40 = 20,477,604.47/x
  3. Step 3: Cross multiply
    40,211,677.22x = 60,289,979.40 × 20,477,604.47
  4. Step 4: Simplify right side
    40,211,677.22x = 1,234,594,351,356,198
  5. Step 5: Solve for x
    x = 1,234,594,351,356,198/40,211,677.22
  6. Step 6: Final answer
    x = 30,702,383.91

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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.