Home / 6,542,131.68-9,028,142.64-3,641,460.96

Finding the Fourth Proportional to 6,542,131.68, 9,028,142.64 and 3,641,460.96

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Solution

The fourth proportional to 6,542,131.68, 9,028,142.64 and 3,641,460.96 is: 5,025,216.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,542,131.68 : 9,028,142.64 = 3,641,460.96 : x
  2. Step 2: Convert to fraction form
    6,542,131.68/9,028,142.64 = 3,641,460.96/x
  3. Step 3: Cross multiply
    6,542,131.68x = 9,028,142.64 × 3,641,460.96
  4. Step 4: Simplify right side
    6,542,131.68x = 32,875,628,964,871.34
  5. Step 5: Solve for x
    x = 32,875,628,964,871.34/6,542,131.68
  6. Step 6: Final answer
    x = 5,025,216.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.