Home / 8,711,148.58-13,065,871.46-2,645,932.97

Finding the Fourth Proportional to 8,711,148.58, 13,065,871.46 and 2,645,932.97

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Solution

The fourth proportional to 8,711,148.58, 13,065,871.46 and 2,645,932.97 is: 3,968,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,148.58 : 13,065,871.46 = 2,645,932.97 : x
  2. Step 2: Convert to fraction form
    8,711,148.58/13,065,871.46 = 2,645,932.97/x
  3. Step 3: Cross multiply
    8,711,148.58x = 13,065,871.46 × 2,645,932.97
  4. Step 4: Simplify right side
    8,711,148.58x = 34,571,420,097,231.05
  5. Step 5: Solve for x
    x = 34,571,420,097,231.05/8,711,148.58
  6. Step 6: Final answer
    x = 3,968,640.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.