Home / 12,482,628.98-18,725,992.76-3,846,730.88

Finding the Fourth Proportional to 12,482,628.98, 18,725,992.76 and 3,846,730.88

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Solution

The fourth proportional to 12,482,628.98, 18,725,992.76 and 3,846,730.88 is: 5,770,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,628.98 : 18,725,992.76 = 3,846,730.88 : x
  2. Step 2: Convert to fraction form
    12,482,628.98/18,725,992.76 = 3,846,730.88/x
  3. Step 3: Cross multiply
    12,482,628.98x = 18,725,992.76 × 3,846,730.88
  4. Step 4: Simplify right side
    12,482,628.98x = 72,033,854,664,980.23
  5. Step 5: Solve for x
    x = 72,033,854,664,980.23/12,482,628.98
  6. Step 6: Final answer
    x = 5,770,727.85

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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.