Home / 6,986,635.88-10,479,953.82-1,937,946.38

Finding the Fourth Proportional to 6,986,635.88, 10,479,953.82 and 1,937,946.38

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Solution

The fourth proportional to 6,986,635.88, 10,479,953.82 and 1,937,946.38 is: 2,906,919.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,635.88 : 10,479,953.82 = 1,937,946.38 : x
  2. Step 2: Convert to fraction form
    6,986,635.88/10,479,953.82 = 1,937,946.38/x
  3. Step 3: Cross multiply
    6,986,635.88x = 10,479,953.82 × 1,937,946.38
  4. Step 4: Simplify right side
    6,986,635.88x = 20,309,588,515,636.40
  5. Step 5: Solve for x
    x = 20,309,588,515,636.40/6,986,635.88
  6. Step 6: Final answer
    x = 2,906,919.56

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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.