Home / 19,508,162.81-26,921,255.30-11,667,674.91

Finding the Fourth Proportional to 19,508,162.81, 26,921,255.30 and 11,667,674.91

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Solution

The fourth proportional to 19,508,162.81, 26,921,255.30 and 11,667,674.91 is: 16,101,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,162.81 : 26,921,255.30 = 11,667,674.91 : x
  2. Step 2: Convert to fraction form
    19,508,162.81/26,921,255.30 = 11,667,674.91/x
  3. Step 3: Cross multiply
    19,508,162.81x = 26,921,255.30 × 11,667,674.91
  4. Step 4: Simplify right side
    19,508,162.81x = 314,108,454,816,569.88
  5. Step 5: Solve for x
    x = 314,108,454,816,569.88/19,508,162.81
  6. Step 6: Final answer
    x = 16,101,385.76

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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.