Home / 6,237,007.70-9,355,511.55-1,977,169.10

Finding the Fourth Proportional to 6,237,007.70, 9,355,511.55 and 1,977,169.10

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Solution

The fourth proportional to 6,237,007.70, 9,355,511.55 and 1,977,169.10 is: 2,965,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237,007.70 : 9,355,511.55 = 1,977,169.10 : x
  2. Step 2: Convert to fraction form
    6,237,007.70/9,355,511.55 = 1,977,169.10/x
  3. Step 3: Cross multiply
    6,237,007.70x = 9,355,511.55 × 1,977,169.10
  4. Step 4: Simplify right side
    6,237,007.70x = 18,497,428,351,353.11
  5. Step 5: Solve for x
    x = 18,497,428,351,353.11/6,237,007.70
  6. Step 6: Final answer
    x = 2,965,753.65

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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.