Home / 20,493,382.88-30,738,966.24-10,395,741.44

Finding the Fourth Proportional to 20,493,382.88, 30,738,966.24 and 10,395,741.44

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Solution

The fourth proportional to 20,493,382.88, 30,738,966.24 and 10,395,741.44 is: 15,593,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,493,382.88 : 30,738,966.24 = 10,395,741.44 : x
  2. Step 2: Convert to fraction form
    20,493,382.88/30,738,966.24 = 10,395,741.44/x
  3. Step 3: Cross multiply
    20,493,382.88x = 30,738,966.24 × 10,395,741.44
  4. Step 4: Simplify right side
    20,493,382.88x = 319,554,345,163,928.94
  5. Step 5: Solve for x
    x = 319,554,345,163,928.94/20,493,382.88
  6. Step 6: Final answer
    x = 15,593,050.06

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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.