Home / 7,193,505.02-9,926,919.50-3,930,249.51

Finding the Fourth Proportional to 7,193,505.02, 9,926,919.50 and 3,930,249.51

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Solution

The fourth proportional to 7,193,505.02, 9,926,919.50 and 3,930,249.51 is: 5,423,680.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,505.02 : 9,926,919.50 = 3,930,249.51 : x
  2. Step 2: Convert to fraction form
    7,193,505.02/9,926,919.50 = 3,930,249.51/x
  3. Step 3: Cross multiply
    7,193,505.02x = 9,926,919.50 × 3,930,249.51
  4. Step 4: Simplify right side
    7,193,505.02x = 39,015,270,481,033.20
  5. Step 5: Solve for x
    x = 39,015,270,481,033.20/7,193,505.02
  6. Step 6: Final answer
    x = 5,423,680.17

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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.