Home / 5,540,415.67-7,643,602.08-3,216,911.33

Finding the Fourth Proportional to 5,540,415.67, 7,643,602.08 and 3,216,911.33

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Solution

The fourth proportional to 5,540,415.67, 7,643,602.08 and 3,216,911.33 is: 4,438,076.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540,415.67 : 7,643,602.08 = 3,216,911.33 : x
  2. Step 2: Convert to fraction form
    5,540,415.67/7,643,602.08 = 3,216,911.33/x
  3. Step 3: Cross multiply
    5,540,415.67x = 7,643,602.08 × 3,216,911.33
  4. Step 4: Simplify right side
    5,540,415.67x = 24,588,790,139,822.50
  5. Step 5: Solve for x
    x = 24,588,790,139,822.50/5,540,415.67
  6. Step 6: Final answer
    x = 4,438,076.78

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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.