Home / 6,984,911.10-10,477,366.65-6,145,103.10

Finding the Fourth Proportional to 6,984,911.10, 10,477,366.65 and 6,145,103.10

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Solution

The fourth proportional to 6,984,911.10, 10,477,366.65 and 6,145,103.10 is: 9,217,654.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,911.10 : 10,477,366.65 = 6,145,103.10 : x
  2. Step 2: Convert to fraction form
    6,984,911.10/10,477,366.65 = 6,145,103.10/x
  3. Step 3: Cross multiply
    6,984,911.10x = 10,477,366.65 × 6,145,103.10
  4. Step 4: Simplify right side
    6,984,911.10x = 64,384,498,280,751.62
  5. Step 5: Solve for x
    x = 64,384,498,280,751.62/6,984,911.10
  6. Step 6: Final answer
    x = 9,217,654.65

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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.