Home / 5,382,009.60-8,084,246.40-4,542,201.60

Finding the Fourth Proportional to 5,382,009.60, 8,084,246.40 and 4,542,201.60

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Solution

The fourth proportional to 5,382,009.60, 8,084,246.40 and 4,542,201.60 is: 6,822,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382,009.60 : 8,084,246.40 = 4,542,201.60 : x
  2. Step 2: Convert to fraction form
    5,382,009.60/8,084,246.40 = 4,542,201.60/x
  3. Step 3: Cross multiply
    5,382,009.60x = 8,084,246.40 × 4,542,201.60
  4. Step 4: Simplify right side
    5,382,009.60x = 36,720,276,932,874.24
  5. Step 5: Solve for x
    x = 36,720,276,932,874.24/5,382,009.60
  6. Step 6: Final answer
    x = 6,822,781.76

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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.