Home / 39,915,560.81-55,083,370.61-22,274,277.77

Finding the Fourth Proportional to 39,915,560.81, 55,083,370.61 and 22,274,277.77

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Solution

The fourth proportional to 39,915,560.81, 55,083,370.61 and 22,274,277.77 is: 30,738,445.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,915,560.81 : 55,083,370.61 = 22,274,277.77 : x
  2. Step 2: Convert to fraction form
    39,915,560.81/55,083,370.61 = 22,274,277.77/x
  3. Step 3: Cross multiply
    39,915,560.81x = 55,083,370.61 × 22,274,277.77
  4. Step 4: Simplify right side
    39,915,560.81x = 1,226,942,297,363,622.75
  5. Step 5: Solve for x
    x = 1,226,942,297,363,622.75/39,915,560.81
  6. Step 6: Final answer
    x = 30,738,445.67

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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.