Home / 5,515,022.70-8,263,676.70-5,196,158.10

Finding the Fourth Proportional to 5,515,022.70, 8,263,676.70 and 5,196,158.10

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Solution

The fourth proportional to 5,515,022.70, 8,263,676.70 and 5,196,158.10 is: 7,785,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,022.70 : 8,263,676.70 = 5,196,158.10 : x
  2. Step 2: Convert to fraction form
    5,515,022.70/8,263,676.70 = 5,196,158.10/x
  3. Step 3: Cross multiply
    5,515,022.70x = 8,263,676.70 × 5,196,158.10
  4. Step 4: Simplify right side
    5,515,022.70x = 42,939,370,620,486.27
  5. Step 5: Solve for x
    x = 42,939,370,620,486.27/5,515,022.70
  6. Step 6: Final answer
    x = 7,785,891.91

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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.