Home / 5,214,731.63-7,825,568.21-2,143,241.33

Finding the Fourth Proportional to 5,214,731.63, 7,825,568.21 and 2,143,241.33

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Solution

The fourth proportional to 5,214,731.63, 7,825,568.21 and 2,143,241.33 is: 3,216,288.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,731.63 : 7,825,568.21 = 2,143,241.33 : x
  2. Step 2: Convert to fraction form
    5,214,731.63/7,825,568.21 = 2,143,241.33/x
  3. Step 3: Cross multiply
    5,214,731.63x = 7,825,568.21 × 2,143,241.33
  4. Step 4: Simplify right side
    5,214,731.63x = 16,772,081,168,562.07
  5. Step 5: Solve for x
    x = 16,772,081,168,562.07/5,214,731.63
  6. Step 6: Final answer
    x = 3,216,288.46

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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.