Home / 9,736,723.67-13,436,512.79-5,385,806.42

Finding the Fourth Proportional to 9,736,723.67, 13,436,512.79 and 5,385,806.42

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Solution

The fourth proportional to 9,736,723.67, 13,436,512.79 and 5,385,806.42 is: 7,432,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,736,723.67 : 13,436,512.79 = 5,385,806.42 : x
  2. Step 2: Convert to fraction form
    9,736,723.67/13,436,512.79 = 5,385,806.42/x
  3. Step 3: Cross multiply
    9,736,723.67x = 13,436,512.79 × 5,385,806.42
  4. Step 4: Simplify right side
    9,736,723.67x = 72,366,456,752,682.52
  5. Step 5: Solve for x
    x = 72,366,456,752,682.52/9,736,723.67
  6. Step 6: Final answer
    x = 7,432,321.10

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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.