Home / 11,917,832.27-17,878,527.16-5,528,730.47

Finding the Fourth Proportional to 11,917,832.27, 17,878,527.16 and 5,528,730.47

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Solution

The fourth proportional to 11,917,832.27, 17,878,527.16 and 5,528,730.47 is: 8,293,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917,832.27 : 17,878,527.16 = 5,528,730.47 : x
  2. Step 2: Convert to fraction form
    11,917,832.27/17,878,527.16 = 5,528,730.47/x
  3. Step 3: Cross multiply
    11,917,832.27x = 17,878,527.16 × 5,528,730.47
  4. Step 4: Simplify right side
    11,917,832.27x = 98,845,557,765,000.09
  5. Step 5: Solve for x
    x = 98,845,557,765,000.09/11,917,832.27
  6. Step 6: Final answer
    x = 8,293,920.87

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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.