Home / 20,476,937.26-30,715,490.02-5,124,185.12

Finding the Fourth Proportional to 20,476,937.26, 30,715,490.02 and 5,124,185.12

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Solution

The fourth proportional to 20,476,937.26, 30,715,490.02 and 5,124,185.12 is: 7,686,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,476,937.26 : 30,715,490.02 = 5,124,185.12 : x
  2. Step 2: Convert to fraction form
    20,476,937.26/30,715,490.02 = 5,124,185.12/x
  3. Step 3: Cross multiply
    20,476,937.26x = 30,715,490.02 × 5,124,185.12
  4. Step 4: Simplify right side
    20,476,937.26x = 157,391,856,913,992.50
  5. Step 5: Solve for x
    x = 157,391,856,913,992.50/20,476,937.26
  6. Step 6: Final answer
    x = 7,686,298.73

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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.