Home / 5,438,938.80-8,159,337.66-2,242,317.54

Finding the Fourth Proportional to 5,438,938.80, 8,159,337.66 and 2,242,317.54

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Solution

The fourth proportional to 5,438,938.80, 8,159,337.66 and 2,242,317.54 is: 3,363,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,938.80 : 8,159,337.66 = 2,242,317.54 : x
  2. Step 2: Convert to fraction form
    5,438,938.80/8,159,337.66 = 2,242,317.54/x
  3. Step 3: Cross multiply
    5,438,938.80x = 8,159,337.66 × 2,242,317.54
  4. Step 4: Simplify right side
    5,438,938.80x = 18,295,825,949,800.56
  5. Step 5: Solve for x
    x = 18,295,825,949,800.56/5,438,938.80
  6. Step 6: Final answer
    x = 3,363,859.50

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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.