Home / 6,441,665-8,889,610.02-3,541,178.12

Finding the Fourth Proportional to 6,441,665, 8,889,610.02 and 3,541,178.12

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Solution

The fourth proportional to 6,441,665, 8,889,610.02 and 3,541,178.12 is: 4,886,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441,665 : 8,889,610.02 = 3,541,178.12 : x
  2. Step 2: Convert to fraction form
    6,441,665/8,889,610.02 = 3,541,178.12/x
  3. Step 3: Cross multiply
    6,441,665x = 8,889,610.02 × 3,541,178.12
  4. Step 4: Simplify right side
    6,441,665x = 31,479,692,498,156.76
  5. Step 5: Solve for x
    x = 31,479,692,498,156.76/6,441,665
  6. Step 6: Final answer
    x = 4,886,887.55

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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.