Home / 7,846,280.45-11,769,420.68-6,870,003.65

Finding the Fourth Proportional to 7,846,280.45, 11,769,420.68 and 6,870,003.65

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Solution

The fourth proportional to 7,846,280.45, 11,769,420.68 and 6,870,003.65 is: 10,305,005.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846,280.45 : 11,769,420.68 = 6,870,003.65 : x
  2. Step 2: Convert to fraction form
    7,846,280.45/11,769,420.68 = 6,870,003.65/x
  3. Step 3: Cross multiply
    7,846,280.45x = 11,769,420.68 × 6,870,003.65
  4. Step 4: Simplify right side
    7,846,280.45x = 80,855,962,995,635.47
  5. Step 5: Solve for x
    x = 80,855,962,995,635.47/7,846,280.45
  6. Step 6: Final answer
    x = 10,305,005.48

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Double scale
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Similar ratio
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1.5x scale

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.