Home / 6,443,256.20-9,667,649.10-3,291,384.20

Finding the Fourth Proportional to 6,443,256.20, 9,667,649.10 and 3,291,384.20

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Solution

The fourth proportional to 6,443,256.20, 9,667,649.10 and 3,291,384.20 is: 4,938,488.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,256.20 : 9,667,649.10 = 3,291,384.20 : x
  2. Step 2: Convert to fraction form
    6,443,256.20/9,667,649.10 = 3,291,384.20/x
  3. Step 3: Cross multiply
    6,443,256.20x = 9,667,649.10 × 3,291,384.20
  4. Step 4: Simplify right side
    6,443,256.20x = 31,819,947,498,884.22
  5. Step 5: Solve for x
    x = 31,819,947,498,884.22/6,443,256.20
  6. Step 6: Final answer
    x = 4,938,488.63

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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.