Home / 6,456,324.24-8,909,618.82-3,555,985.20

Finding the Fourth Proportional to 6,456,324.24, 8,909,618.82 and 3,555,985.20

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Solution

The fourth proportional to 6,456,324.24, 8,909,618.82 and 3,555,985.20 is: 4,907,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,324.24 : 8,909,618.82 = 3,555,985.20 : x
  2. Step 2: Convert to fraction form
    6,456,324.24/8,909,618.82 = 3,555,985.20/x
  3. Step 3: Cross multiply
    6,456,324.24x = 8,909,618.82 × 3,555,985.20
  4. Step 4: Simplify right side
    6,456,324.24x = 31,682,472,661,561.46
  5. Step 5: Solve for x
    x = 31,682,472,661,561.46/6,456,324.24
  6. Step 6: Final answer
    x = 4,907,199.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.