Home / 19,719,646.20-29,579,469.30-9,102,814.20

Finding the Fourth Proportional to 19,719,646.20, 29,579,469.30 and 9,102,814.20

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Solution

The fourth proportional to 19,719,646.20, 29,579,469.30 and 9,102,814.20 is: 13,654,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,719,646.20 : 29,579,469.30 = 9,102,814.20 : x
  2. Step 2: Convert to fraction form
    19,719,646.20/29,579,469.30 = 9,102,814.20/x
  3. Step 3: Cross multiply
    19,719,646.20x = 29,579,469.30 × 9,102,814.20
  4. Step 4: Simplify right side
    19,719,646.20x = 269,256,413,172,504.03
  5. Step 5: Solve for x
    x = 269,256,413,172,504.03/19,719,646.20
  6. Step 6: Final answer
    x = 13,654,221.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.