Home / 5,505,400.18-8,258,183.32-1,911,281.32

Finding the Fourth Proportional to 5,505,400.18, 8,258,183.32 and 1,911,281.32

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Solution

The fourth proportional to 5,505,400.18, 8,258,183.32 and 1,911,281.32 is: 2,866,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,400.18 : 8,258,183.32 = 1,911,281.32 : x
  2. Step 2: Convert to fraction form
    5,505,400.18/8,258,183.32 = 1,911,281.32/x
  3. Step 3: Cross multiply
    5,505,400.18x = 8,258,183.32 × 1,911,281.32
  4. Step 4: Simplify right side
    5,505,400.18x = 15,783,711,516,651.58
  5. Step 5: Solve for x
    x = 15,783,711,516,651.58/5,505,400.18
  6. Step 6: Final answer
    x = 2,866,950.81

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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.