Home / 10,921,118.20-16,381,677.30-2,942,942.20

Finding the Fourth Proportional to 10,921,118.20, 16,381,677.30 and 2,942,942.20

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Solution

The fourth proportional to 10,921,118.20, 16,381,677.30 and 2,942,942.20 is: 4,414,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,118.20 : 16,381,677.30 = 2,942,942.20 : x
  2. Step 2: Convert to fraction form
    10,921,118.20/16,381,677.30 = 2,942,942.20/x
  3. Step 3: Cross multiply
    10,921,118.20x = 16,381,677.30 × 2,942,942.20
  4. Step 4: Simplify right side
    10,921,118.20x = 48,210,329,432,952.06
  5. Step 5: Solve for x
    x = 48,210,329,432,952.06/10,921,118.20
  6. Step 6: Final answer
    x = 4,414,413.30

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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.