Home / 6,419,948.78-8,860,163.18-3,667,047.95

Finding the Fourth Proportional to 6,419,948.78, 8,860,163.18 and 3,667,047.95

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Solution

The fourth proportional to 6,419,948.78, 8,860,163.18 and 3,667,047.95 is: 5,060,888.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,419,948.78 : 8,860,163.18 = 3,667,047.95 : x
  2. Step 2: Convert to fraction form
    6,419,948.78/8,860,163.18 = 3,667,047.95/x
  3. Step 3: Cross multiply
    6,419,948.78x = 8,860,163.18 × 3,667,047.95
  4. Step 4: Simplify right side
    6,419,948.78x = 32,490,643,163,248.43
  5. Step 5: Solve for x
    x = 32,490,643,163,248.43/6,419,948.78
  6. Step 6: Final answer
    x = 5,060,888.23

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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.