Home / 14,489,789.22-19,996,142.40-8,294,811.03

Finding the Fourth Proportional to 14,489,789.22, 19,996,142.40 and 8,294,811.03

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Solution

The fourth proportional to 14,489,789.22, 19,996,142.40 and 8,294,811.03 is: 11,446,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,789.22 : 19,996,142.40 = 8,294,811.03 : x
  2. Step 2: Convert to fraction form
    14,489,789.22/19,996,142.40 = 8,294,811.03/x
  3. Step 3: Cross multiply
    14,489,789.22x = 19,996,142.40 × 8,294,811.03
  4. Step 4: Simplify right side
    14,489,789.22x = 165,864,222,536,970.66
  5. Step 5: Solve for x
    x = 165,864,222,536,970.66/14,489,789.22
  6. Step 6: Final answer
    x = 11,446,972.76

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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.