Home / 15,049,574.82-20,764,855.44-8,854,891.92

Finding the Fourth Proportional to 15,049,574.82, 20,764,855.44 and 8,854,891.92

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Solution

The fourth proportional to 15,049,574.82, 20,764,855.44 and 8,854,891.92 is: 12,217,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049,574.82 : 20,764,855.44 = 8,854,891.92 : x
  2. Step 2: Convert to fraction form
    15,049,574.82/20,764,855.44 = 8,854,891.92/x
  3. Step 3: Cross multiply
    15,049,574.82x = 20,764,855.44 × 8,854,891.92
  4. Step 4: Simplify right side
    15,049,574.82x = 183,870,550,655,624.06
  5. Step 5: Solve for x
    x = 183,870,550,655,624.06/15,049,574.82
  6. Step 6: Final answer
    x = 12,217,657.50

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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.