Home / 5,056,531.13-6,978,696.39-2,851,846.77

Finding the Fourth Proportional to 5,056,531.13, 6,978,696.39 and 2,851,846.77

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Solution

The fourth proportional to 5,056,531.13, 6,978,696.39 and 2,851,846.77 is: 3,935,933.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,056,531.13 : 6,978,696.39 = 2,851,846.77 : x
  2. Step 2: Convert to fraction form
    5,056,531.13/6,978,696.39 = 2,851,846.77/x
  3. Step 3: Cross multiply
    5,056,531.13x = 6,978,696.39 × 2,851,846.77
  4. Step 4: Simplify right side
    5,056,531.13x = 19,902,172,769,326.59
  5. Step 5: Solve for x
    x = 19,902,172,769,326.59/5,056,531.13
  6. Step 6: Final answer
    x = 3,935,933.99

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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.