Home / 11,838,997-16,337,932.50-6,406,605.64

Finding the Fourth Proportional to 11,838,997, 16,337,932.50 and 6,406,605.64

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Solution

The fourth proportional to 11,838,997, 16,337,932.50 and 6,406,605.64 is: 8,841,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838,997 : 16,337,932.50 = 6,406,605.64 : x
  2. Step 2: Convert to fraction form
    11,838,997/16,337,932.50 = 6,406,605.64/x
  3. Step 3: Cross multiply
    11,838,997x = 16,337,932.50 × 6,406,605.64
  4. Step 4: Simplify right side
    11,838,997x = 104,670,690,500,439.30
  5. Step 5: Solve for x
    x = 104,670,690,500,439.30/11,838,997
  6. Step 6: Final answer
    x = 8,841,178.90

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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.