Home / 19,508,170.83-26,921,266.34-11,667,682.91

Finding the Fourth Proportional to 19,508,170.83, 26,921,266.34 and 11,667,682.91

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Solution

The fourth proportional to 19,508,170.83, 26,921,266.34 and 11,667,682.91 is: 16,101,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,170.83 : 26,921,266.34 = 11,667,682.91 : x
  2. Step 2: Convert to fraction form
    19,508,170.83/26,921,266.34 = 11,667,682.91/x
  3. Step 3: Cross multiply
    19,508,170.83x = 26,921,266.34 × 11,667,682.91
  4. Step 4: Simplify right side
    19,508,170.83x = 314,108,798,997,831.50
  5. Step 5: Solve for x
    x = 314,108,798,997,831.50/19,508,170.83
  6. Step 6: Final answer
    x = 16,101,396.78

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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.