Home / 6,870,363.76-10,289,848.21-3,278,653.20

Finding the Fourth Proportional to 6,870,363.76, 10,289,848.21 and 3,278,653.20

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Solution

The fourth proportional to 6,870,363.76, 10,289,848.21 and 3,278,653.20 is: 4,910,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,363.76 : 10,289,848.21 = 3,278,653.20 : x
  2. Step 2: Convert to fraction form
    6,870,363.76/10,289,848.21 = 3,278,653.20/x
  3. Step 3: Cross multiply
    6,870,363.76x = 10,289,848.21 × 3,278,653.20
  4. Step 4: Simplify right side
    6,870,363.76x = 33,736,843,771,476.56
  5. Step 5: Solve for x
    x = 33,736,843,771,476.56/6,870,363.76
  6. Step 6: Final answer
    x = 4,910,488.73

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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.