Home / 5,163,139.68-7,745,694.48-1,967,998.56

Finding the Fourth Proportional to 5,163,139.68, 7,745,694.48 and 1,967,998.56

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Solution

The fourth proportional to 5,163,139.68, 7,745,694.48 and 1,967,998.56 is: 2,952,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163,139.68 : 7,745,694.48 = 1,967,998.56 : x
  2. Step 2: Convert to fraction form
    5,163,139.68/7,745,694.48 = 1,967,998.56/x
  3. Step 3: Cross multiply
    5,163,139.68x = 7,745,694.48 × 1,967,998.56
  4. Step 4: Simplify right side
    5,163,139.68x = 15,243,515,582,839.95
  5. Step 5: Solve for x
    x = 15,243,515,582,839.95/5,163,139.68
  6. Step 6: Final answer
    x = 2,952,373.27

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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.