Home / 7,126,625-10,691,719.90-2,077,935.50

Finding the Fourth Proportional to 7,126,625, 10,691,719.90 and 2,077,935.50

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Solution

The fourth proportional to 7,126,625, 10,691,719.90 and 2,077,935.50 is: 3,117,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126,625 : 10,691,719.90 = 2,077,935.50 : x
  2. Step 2: Convert to fraction form
    7,126,625/10,691,719.90 = 2,077,935.50/x
  3. Step 3: Cross multiply
    7,126,625x = 10,691,719.90 × 2,077,935.50
  4. Step 4: Simplify right side
    7,126,625x = 22,216,704,336,266.45
  5. Step 5: Solve for x
    x = 22,216,704,336,266.45/7,126,625
  6. Step 6: Final answer
    x = 3,117,422.95

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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.