Home / 6,686,233.70-10,029,350.55-1,637,544.20

Finding the Fourth Proportional to 6,686,233.70, 10,029,350.55 and 1,637,544.20

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Solution

The fourth proportional to 6,686,233.70, 10,029,350.55 and 1,637,544.20 is: 2,456,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,233.70 : 10,029,350.55 = 1,637,544.20 : x
  2. Step 2: Convert to fraction form
    6,686,233.70/10,029,350.55 = 1,637,544.20/x
  3. Step 3: Cross multiply
    6,686,233.70x = 10,029,350.55 × 1,637,544.20
  4. Step 4: Simplify right side
    6,686,233.70x = 16,423,504,822,919.31
  5. Step 5: Solve for x
    x = 16,423,504,822,919.31/6,686,233.70
  6. Step 6: Final answer
    x = 2,456,316.30

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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.