Home / 11,557,968.48-15,949,956.54-6,663,167.22

Finding the Fourth Proportional to 11,557,968.48, 15,949,956.54 and 6,663,167.22

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Solution

The fourth proportional to 11,557,968.48, 15,949,956.54 and 6,663,167.22 is: 9,195,147.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557,968.48 : 15,949,956.54 = 6,663,167.22 : x
  2. Step 2: Convert to fraction form
    11,557,968.48/15,949,956.54 = 6,663,167.22/x
  3. Step 3: Cross multiply
    11,557,968.48x = 15,949,956.54 × 6,663,167.22
  4. Step 4: Simplify right side
    11,557,968.48x = 106,277,227,577,752.61
  5. Step 5: Solve for x
    x = 106,277,227,577,752.61/11,557,968.48
  6. Step 6: Final answer
    x = 9,195,147.73

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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.