Home / 6,427,863.36-9,641,608.20-1,879,019.03

Finding the Fourth Proportional to 6,427,863.36, 9,641,608.20 and 1,879,019.03

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Solution

The fourth proportional to 6,427,863.36, 9,641,608.20 and 1,879,019.03 is: 2,818,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427,863.36 : 9,641,608.20 = 1,879,019.03 : x
  2. Step 2: Convert to fraction form
    6,427,863.36/9,641,608.20 = 1,879,019.03/x
  3. Step 3: Cross multiply
    6,427,863.36x = 9,641,608.20 × 1,879,019.03
  4. Step 4: Simplify right side
    6,427,863.36x = 18,116,765,311,708.07
  5. Step 5: Solve for x
    x = 18,116,765,311,708.07/6,427,863.36
  6. Step 6: Final answer
    x = 2,818,473.93

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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.