Home / 7,461,173.70-11,191,760.55-3,673,872.90

Finding the Fourth Proportional to 7,461,173.70, 11,191,760.55 and 3,673,872.90

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Solution

The fourth proportional to 7,461,173.70, 11,191,760.55 and 3,673,872.90 is: 5,510,809.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,173.70 : 11,191,760.55 = 3,673,872.90 : x
  2. Step 2: Convert to fraction form
    7,461,173.70/11,191,760.55 = 3,673,872.90/x
  3. Step 3: Cross multiply
    7,461,173.70x = 11,191,760.55 × 3,673,872.90
  4. Step 4: Simplify right side
    7,461,173.70x = 41,117,105,787,934.09
  5. Step 5: Solve for x
    x = 41,117,105,787,934.09/7,461,173.70
  6. Step 6: Final answer
    x = 5,510,809.35

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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.