Home / 5,388,356.96-8,084,903.09-2,828,977.20

Finding the Fourth Proportional to 5,388,356.96, 8,084,903.09 and 2,828,977.20

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Solution

The fourth proportional to 5,388,356.96, 8,084,903.09 and 2,828,977.20 is: 4,244,708.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,356.96 : 8,084,903.09 = 2,828,977.20 : x
  2. Step 2: Convert to fraction form
    5,388,356.96/8,084,903.09 = 2,828,977.20/x
  3. Step 3: Cross multiply
    5,388,356.96x = 8,084,903.09 × 2,828,977.20
  4. Step 4: Simplify right side
    5,388,356.96x = 22,872,006,505,819.55
  5. Step 5: Solve for x
    x = 22,872,006,505,819.55/5,388,356.96
  6. Step 6: Final answer
    x = 4,244,708.86

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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.