Home / 12,850,399.28-19,275,664.50-4,330,809.56

Finding the Fourth Proportional to 12,850,399.28, 19,275,664.50 and 4,330,809.56

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Solution

The fourth proportional to 12,850,399.28, 19,275,664.50 and 4,330,809.56 is: 6,496,236.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850,399.28 : 19,275,664.50 = 4,330,809.56 : x
  2. Step 2: Convert to fraction form
    12,850,399.28/19,275,664.50 = 4,330,809.56/x
  3. Step 3: Cross multiply
    12,850,399.28x = 19,275,664.50 × 4,330,809.56
  4. Step 4: Simplify right side
    12,850,399.28x = 83,479,231,995,574.30
  5. Step 5: Solve for x
    x = 83,479,231,995,574.30/12,850,399.28
  6. Step 6: Final answer
    x = 6,496,236.44

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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.