Home / 15,266,285.51-21,067,636.76-8,296,963.02

Finding the Fourth Proportional to 15,266,285.51, 21,067,636.76 and 8,296,963.02

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Solution

The fourth proportional to 15,266,285.51, 21,067,636.76 and 8,296,963.02 is: 11,449,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,266,285.51 : 21,067,636.76 = 8,296,963.02 : x
  2. Step 2: Convert to fraction form
    15,266,285.51/21,067,636.76 = 8,296,963.02/x
  3. Step 3: Cross multiply
    15,266,285.51x = 21,067,636.76 × 8,296,963.02
  4. Step 4: Simplify right side
    15,266,285.51x = 174,797,403,127,696.88
  5. Step 5: Solve for x
    x = 174,797,403,127,696.88/15,266,285.51
  6. Step 6: Final answer
    x = 11,449,897.43

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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.