Home / 19,325,763.92-28,987,889.29-6,546,268.61

Finding the Fourth Proportional to 19,325,763.92, 28,987,889.29 and 6,546,268.61

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Solution

The fourth proportional to 19,325,763.92, 28,987,889.29 and 6,546,268.61 is: 9,819,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325,763.92 : 28,987,889.29 = 6,546,268.61 : x
  2. Step 2: Convert to fraction form
    19,325,763.92/28,987,889.29 = 6,546,268.61/x
  3. Step 3: Cross multiply
    19,325,763.92x = 28,987,889.29 × 6,546,268.61
  4. Step 4: Simplify right side
    19,325,763.92x = 189,762,509,567,977.09
  5. Step 5: Solve for x
    x = 189,762,509,567,977.09/19,325,763.92
  6. Step 6: Final answer
    x = 9,819,146.62

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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.