Home / 11,428,520.86-17,141,731.53-3,855,552.22

Finding the Fourth Proportional to 11,428,520.86, 17,141,731.53 and 3,855,552.22

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Solution

The fourth proportional to 11,428,520.86, 17,141,731.53 and 3,855,552.22 is: 5,782,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,520.86 : 17,141,731.53 = 3,855,552.22 : x
  2. Step 2: Convert to fraction form
    11,428,520.86/17,141,731.53 = 3,855,552.22/x
  3. Step 3: Cross multiply
    11,428,520.86x = 17,141,731.53 × 3,855,552.22
  4. Step 4: Simplify right side
    11,428,520.86x = 66,090,841,055,135.51
  5. Step 5: Solve for x
    x = 66,090,841,055,135.51/11,428,520.86
  6. Step 6: Final answer
    x = 5,782,974.18

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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.