Home / 6,912,018.05-10,368,027.08-6,870,027.65

Finding the Fourth Proportional to 6,912,018.05, 10,368,027.08 and 6,870,027.65

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Solution

The fourth proportional to 6,912,018.05, 10,368,027.08 and 6,870,027.65 is: 10,305,041.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,018.05 : 10,368,027.08 = 6,870,027.65 : x
  2. Step 2: Convert to fraction form
    6,912,018.05/10,368,027.08 = 6,870,027.65/x
  3. Step 3: Cross multiply
    6,912,018.05x = 10,368,027.08 × 6,870,027.65
  4. Step 4: Simplify right side
    6,912,018.05x = 71,228,632,681,198.62
  5. Step 5: Solve for x
    x = 71,228,632,681,198.62/6,912,018.05
  6. Step 6: Final answer
    x = 10,305,041.48

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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.