Home / 26,647,706.74-39,975,376.77-8,205,215.51

Finding the Fourth Proportional to 26,647,706.74, 39,975,376.77 and 8,205,215.51

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Solution

The fourth proportional to 26,647,706.74, 39,975,376.77 and 8,205,215.51 is: 12,308,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647,706.74 : 39,975,376.77 = 8,205,215.51 : x
  2. Step 2: Convert to fraction form
    26,647,706.74/39,975,376.77 = 8,205,215.51/x
  3. Step 3: Cross multiply
    26,647,706.74x = 39,975,376.77 × 8,205,215.51
  4. Step 4: Simplify right side
    26,647,706.74x = 328,006,581,491,297.75
  5. Step 5: Solve for x
    x = 328,006,581,491,297.75/26,647,706.74
  6. Step 6: Final answer
    x = 12,308,998.47

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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.