Home / 11,271,737.82-15,553,970.01-6,377,406.78

Finding the Fourth Proportional to 11,271,737.82, 15,553,970.01 and 6,377,406.78

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Solution

The fourth proportional to 11,271,737.82, 15,553,970.01 and 6,377,406.78 is: 8,800,239.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271,737.82 : 15,553,970.01 = 6,377,406.78 : x
  2. Step 2: Convert to fraction form
    11,271,737.82/15,553,970.01 = 6,377,406.78/x
  3. Step 3: Cross multiply
    11,271,737.82x = 15,553,970.01 × 6,377,406.78
  4. Step 4: Simplify right side
    11,271,737.82x = 99,193,993,797,690.67
  5. Step 5: Solve for x
    x = 99,193,993,797,690.67/11,271,737.82
  6. Step 6: Final answer
    x = 8,800,239.62

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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.