Home / 7,388,001.70-11,082,002.55-6,392,673.70

Finding the Fourth Proportional to 7,388,001.70, 11,082,002.55 and 6,392,673.70

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Solution

The fourth proportional to 7,388,001.70, 11,082,002.55 and 6,392,673.70 is: 9,589,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,001.70 : 11,082,002.55 = 6,392,673.70 : x
  2. Step 2: Convert to fraction form
    7,388,001.70/11,082,002.55 = 6,392,673.70/x
  3. Step 3: Cross multiply
    7,388,001.70x = 11,082,002.55 × 6,392,673.70
  4. Step 4: Simplify right side
    7,388,001.70x = 70,843,626,244,717.94
  5. Step 5: Solve for x
    x = 70,843,626,244,717.94/7,388,001.70
  6. Step 6: Final answer
    x = 9,589,010.55

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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.