Home / 15,266,271.72-21,067,617.75-8,296,949.27

Finding the Fourth Proportional to 15,266,271.72, 21,067,617.75 and 8,296,949.27

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Solution

The fourth proportional to 15,266,271.72, 21,067,617.75 and 8,296,949.27 is: 11,449,878.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266,271.72 : 21,067,617.75 = 8,296,949.27 : x
  2. Step 2: Convert to fraction form
    15,266,271.72/21,067,617.75 = 8,296,949.27/x
  3. Step 3: Cross multiply
    15,266,271.72x = 21,067,617.75 × 8,296,949.27
  4. Step 4: Simplify right side
    15,266,271.72x = 174,796,955,733,057.03
  5. Step 5: Solve for x
    x = 174,796,955,733,057.03/15,266,271.72
  6. Step 6: Final answer
    x = 11,449,878.46

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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.