Home / 5,051,866.38-6,971,578.41-2,728,758.90

Finding the Fourth Proportional to 5,051,866.38, 6,971,578.41 and 2,728,758.90

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Solution

The fourth proportional to 5,051,866.38, 6,971,578.41 and 2,728,758.90 is: 3,765,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051,866.38 : 6,971,578.41 = 2,728,758.90 : x
  2. Step 2: Convert to fraction form
    5,051,866.38/6,971,578.41 = 2,728,758.90/x
  3. Step 3: Cross multiply
    5,051,866.38x = 6,971,578.41 × 2,728,758.90
  4. Step 4: Simplify right side
    5,051,866.38x = 19,023,756,633,335.35
  5. Step 5: Solve for x
    x = 19,023,756,633,335.35/5,051,866.38
  6. Step 6: Final answer
    x = 3,765,688.80

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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.