Home / 6,980,021.76-10,451,359.68-4,099,013.76

Finding the Fourth Proportional to 6,980,021.76, 10,451,359.68 and 4,099,013.76

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Solution

The fourth proportional to 6,980,021.76, 10,451,359.68 and 4,099,013.76 is: 6,137,554.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,021.76 : 10,451,359.68 = 4,099,013.76 : x
  2. Step 2: Convert to fraction form
    6,980,021.76/10,451,359.68 = 4,099,013.76/x
  3. Step 3: Cross multiply
    6,980,021.76x = 10,451,359.68 × 4,099,013.76
  4. Step 4: Simplify right side
    6,980,021.76x = 42,840,267,139,029.20
  5. Step 5: Solve for x
    x = 42,840,267,139,029.20/6,980,021.76
  6. Step 6: Final answer
    x = 6,137,554.95

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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.