Home / 14,618,174.41-20,172,835.85-8,091,663.40

Finding the Fourth Proportional to 14,618,174.41, 20,172,835.85 and 8,091,663.40

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Solution

The fourth proportional to 14,618,174.41, 20,172,835.85 and 8,091,663.40 is: 11,166,359.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,174.41 : 20,172,835.85 = 8,091,663.40 : x
  2. Step 2: Convert to fraction form
    14,618,174.41/20,172,835.85 = 8,091,663.40/x
  3. Step 3: Cross multiply
    14,618,174.41x = 20,172,835.85 × 8,091,663.40
  4. Step 4: Simplify right side
    14,618,174.41x = 163,231,797,521,652.91
  5. Step 5: Solve for x
    x = 163,231,797,521,652.91/14,618,174.41
  6. Step 6: Final answer
    x = 11,166,359.97

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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.