Home / 6,618,179.70-9,927,269.55-2,130,455.70

Finding the Fourth Proportional to 6,618,179.70, 9,927,269.55 and 2,130,455.70

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Solution

The fourth proportional to 6,618,179.70, 9,927,269.55 and 2,130,455.70 is: 3,195,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618,179.70 : 9,927,269.55 = 2,130,455.70 : x
  2. Step 2: Convert to fraction form
    6,618,179.70/9,927,269.55 = 2,130,455.70/x
  3. Step 3: Cross multiply
    6,618,179.70x = 9,927,269.55 × 2,130,455.70
  4. Step 4: Simplify right side
    6,618,179.70x = 21,149,607,998,233.94
  5. Step 5: Solve for x
    x = 21,149,607,998,233.94/6,618,179.70
  6. Step 6: Final answer
    x = 3,195,683.55

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Double scale
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Similar ratio
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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.