Home / 8,163,559.68-11,261,942.82-5,263,881.90

Finding the Fourth Proportional to 8,163,559.68, 11,261,942.82 and 5,263,881.90

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Solution

The fourth proportional to 8,163,559.68, 11,261,942.82 and 5,263,881.90 is: 7,261,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163,559.68 : 11,261,942.82 = 5,263,881.90 : x
  2. Step 2: Convert to fraction form
    8,163,559.68/11,261,942.82 = 5,263,881.90/x
  3. Step 3: Cross multiply
    8,163,559.68x = 11,261,942.82 × 5,263,881.90
  4. Step 4: Simplify right side
    8,163,559.68x = 59,281,536,969,032.96
  5. Step 5: Solve for x
    x = 59,281,536,969,032.96/8,163,559.68
  6. Step 6: Final answer
    x = 7,261,726.42

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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.