Home / 9,881,681.67-13,633,612.20-5,530,076.55

Finding the Fourth Proportional to 9,881,681.67, 13,633,612.20 and 5,530,076.55

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Solution

The fourth proportional to 9,881,681.67, 13,633,612.20 and 5,530,076.55 is: 7,629,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881,681.67 : 13,633,612.20 = 5,530,076.55 : x
  2. Step 2: Convert to fraction form
    9,881,681.67/13,633,612.20 = 5,530,076.55/x
  3. Step 3: Cross multiply
    9,881,681.67x = 13,633,612.20 × 5,530,076.55
  4. Step 4: Simplify right side
    9,881,681.67x = 75,394,919,119,013.91
  5. Step 5: Solve for x
    x = 75,394,919,119,013.91/9,881,681.67
  6. Step 6: Final answer
    x = 7,629,766.03

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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.