Home / 8,771,087.11-13,092,387.78-7,735,662.89

Finding the Fourth Proportional to 8,771,087.11, 13,092,387.78 and 7,735,662.89

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Solution

The fourth proportional to 8,771,087.11, 13,092,387.78 and 7,735,662.89 is: 11,546,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771,087.11 : 13,092,387.78 = 7,735,662.89 : x
  2. Step 2: Convert to fraction form
    8,771,087.11/13,092,387.78 = 7,735,662.89/x
  3. Step 3: Cross multiply
    8,771,087.11x = 13,092,387.78 × 7,735,662.89
  4. Step 4: Simplify right side
    8,771,087.11x = 101,278,298,294,957.72
  5. Step 5: Solve for x
    x = 101,278,298,294,957.72/8,771,087.11
  6. Step 6: Final answer
    x = 11,546,835.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.