Home / 6,990,331.78-10,481,990.98-4,073,369.50

Finding the Fourth Proportional to 6,990,331.78, 10,481,990.98 and 4,073,369.50

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Solution

The fourth proportional to 6,990,331.78, 10,481,990.98 and 4,073,369.50 is: 6,108,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,331.78 : 10,481,990.98 = 4,073,369.50 : x
  2. Step 2: Convert to fraction form
    6,990,331.78/10,481,990.98 = 4,073,369.50/x
  3. Step 3: Cross multiply
    6,990,331.78x = 10,481,990.98 × 4,073,369.50
  4. Step 4: Simplify right side
    6,990,331.78x = 42,697,022,357,207.11
  5. Step 5: Solve for x
    x = 42,697,022,357,207.11/6,990,331.78
  6. Step 6: Final answer
    x = 6,108,010.85

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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.