Home / 5,418,004.70-8,127,449.33-2,720,942.84

Finding the Fourth Proportional to 5,418,004.70, 8,127,449.33 and 2,720,942.84

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Solution

The fourth proportional to 5,418,004.70, 8,127,449.33 and 2,720,942.84 is: 4,081,636.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,004.70 : 8,127,449.33 = 2,720,942.84 : x
  2. Step 2: Convert to fraction form
    5,418,004.70/8,127,449.33 = 2,720,942.84/x
  3. Step 3: Cross multiply
    5,418,004.70x = 8,127,449.33 × 2,720,942.84
  4. Step 4: Simplify right side
    5,418,004.70x = 22,114,325,068,640.21
  5. Step 5: Solve for x
    x = 22,114,325,068,640.21/5,418,004.70
  6. Step 6: Final answer
    x = 4,081,636.37

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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.