Home / 5,505,409.67-8,258,197.55-1,911,290.85

Finding the Fourth Proportional to 5,505,409.67, 8,258,197.55 and 1,911,290.85

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Solution

The fourth proportional to 5,505,409.67, 8,258,197.55 and 1,911,290.85 is: 2,866,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505,409.67 : 8,258,197.55 = 1,911,290.85 : x
  2. Step 2: Convert to fraction form
    5,505,409.67/8,258,197.55 = 1,911,290.85/x
  3. Step 3: Cross multiply
    5,505,409.67x = 8,258,197.55 × 1,911,290.85
  4. Step 4: Simplify right side
    5,505,409.67x = 15,783,817,405,250.96
  5. Step 5: Solve for x
    x = 15,783,817,405,250.96/5,505,409.67
  6. Step 6: Final answer
    x = 2,866,965.11

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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.