Home / 19,906,753.46-27,475,800.48-13,027,249.72

Finding the Fourth Proportional to 19,906,753.46, 27,475,800.48 and 13,027,249.72

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Solution

The fourth proportional to 19,906,753.46, 27,475,800.48 and 13,027,249.72 is: 17,980,536.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906,753.46 : 27,475,800.48 = 13,027,249.72 : x
  2. Step 2: Convert to fraction form
    19,906,753.46/27,475,800.48 = 13,027,249.72/x
  3. Step 3: Cross multiply
    19,906,753.46x = 27,475,800.48 × 13,027,249.72
  4. Step 4: Simplify right side
    19,906,753.46x = 357,934,114,109,855.88
  5. Step 5: Solve for x
    x = 357,934,114,109,855.88/19,906,753.46
  6. Step 6: Final answer
    x = 17,980,536.85

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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.