Home / 13,192,553.70-19,788,308.24-5,514,215.40

Finding the Fourth Proportional to 13,192,553.70, 19,788,308.24 and 5,514,215.40

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Solution

The fourth proportional to 13,192,553.70, 19,788,308.24 and 5,514,215.40 is: 8,271,104.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192,553.70 : 19,788,308.24 = 5,514,215.40 : x
  2. Step 2: Convert to fraction form
    13,192,553.70/19,788,308.24 = 5,514,215.40/x
  3. Step 3: Cross multiply
    13,192,553.70x = 19,788,308.24 × 5,514,215.40
  4. Step 4: Simplify right side
    13,192,553.70x = 109,116,994,009,383.83
  5. Step 5: Solve for x
    x = 109,116,994,009,383.83/13,192,553.70
  6. Step 6: Final answer
    x = 8,271,104.78

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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.