Home / 26,917,642.12-37,146,497.43-15,315,205.63

Finding the Fourth Proportional to 26,917,642.12, 37,146,497.43 and 15,315,205.63

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Solution

The fourth proportional to 26,917,642.12, 37,146,497.43 and 15,315,205.63 is: 21,135,069.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917,642.12 : 37,146,497.43 = 15,315,205.63 : x
  2. Step 2: Convert to fraction form
    26,917,642.12/37,146,497.43 = 15,315,205.63/x
  3. Step 3: Cross multiply
    26,917,642.12x = 37,146,497.43 × 15,315,205.63
  4. Step 4: Simplify right side
    26,917,642.12x = 568,906,246,574,716.50
  5. Step 5: Solve for x
    x = 568,906,246,574,716.50/26,917,642.12
  6. Step 6: Final answer
    x = 21,135,069.86

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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.