Home / 6,982,190.70-10,449,666.45-6,131,885.10

Finding the Fourth Proportional to 6,982,190.70, 10,449,666.45 and 6,131,885.10

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Solution

The fourth proportional to 6,982,190.70, 10,449,666.45 and 6,131,885.10 is: 9,177,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982,190.70 : 10,449,666.45 = 6,131,885.10 : x
  2. Step 2: Convert to fraction form
    6,982,190.70/10,449,666.45 = 6,131,885.10/x
  3. Step 3: Cross multiply
    6,982,190.70x = 10,449,666.45 × 6,131,885.10
  4. Step 4: Simplify right side
    6,982,190.70x = 64,076,154,004,724.88
  5. Step 5: Solve for x
    x = 64,076,154,004,724.88/6,982,190.70
  6. Step 6: Final answer
    x = 9,177,084.49

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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.