Home / 7,459,997.80-11,189,996.70-5,967,005.80

Finding the Fourth Proportional to 7,459,997.80, 11,189,996.70 and 5,967,005.80

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Solution

The fourth proportional to 7,459,997.80, 11,189,996.70 and 5,967,005.80 is: 8,950,508.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459,997.80 : 11,189,996.70 = 5,967,005.80 : x
  2. Step 2: Convert to fraction form
    7,459,997.80/11,189,996.70 = 5,967,005.80/x
  3. Step 3: Cross multiply
    7,459,997.80x = 11,189,996.70 × 5,967,005.80
  4. Step 4: Simplify right side
    7,459,997.80x = 66,770,775,210,880.85
  5. Step 5: Solve for x
    x = 66,770,775,210,880.85/7,459,997.80
  6. Step 6: Final answer
    x = 8,950,508.70

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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.