Home / 21,473,088-29,632,861.44-11,815,296

Finding the Fourth Proportional to 21,473,088, 29,632,861.44 and 11,815,296

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Solution

The fourth proportional to 21,473,088, 29,632,861.44 and 11,815,296 is: 16,305,108.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,473,088 : 29,632,861.44 = 11,815,296 : x
  2. Step 2: Convert to fraction form
    21,473,088/29,632,861.44 = 11,815,296/x
  3. Step 3: Cross multiply
    21,473,088x = 29,632,861.44 × 11,815,296
  4. Step 4: Simplify right side
    21,473,088x = 350,121,029,240,586.25
  5. Step 5: Solve for x
    x = 350,121,029,240,586.25/21,473,088
  6. Step 6: Final answer
    x = 16,305,108.48

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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.