Home / 11,017,218.78-15,203,845.80-6,122,899.89

Finding the Fourth Proportional to 11,017,218.78, 15,203,845.80 and 6,122,899.89

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Solution

The fourth proportional to 11,017,218.78, 15,203,845.80 and 6,122,899.89 is: 8,449,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017,218.78 : 15,203,845.80 = 6,122,899.89 : x
  2. Step 2: Convert to fraction form
    11,017,218.78/15,203,845.80 = 6,122,899.89/x
  3. Step 3: Cross multiply
    11,017,218.78x = 15,203,845.80 × 6,122,899.89
  4. Step 4: Simplify right side
    11,017,218.78x = 93,091,625,776,396.97
  5. Step 5: Solve for x
    x = 93,091,625,776,396.97/11,017,218.78
  6. Step 6: Final answer
    x = 8,449,648.47

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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.