Home / 19,810,631.50-29,717,983.38-6,856,760.97

Finding the Fourth Proportional to 19,810,631.50, 29,717,983.38 and 6,856,760.97

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Solution

The fourth proportional to 19,810,631.50, 29,717,983.38 and 6,856,760.97 is: 10,285,846.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,810,631.50 : 29,717,983.38 = 6,856,760.97 : x
  2. Step 2: Convert to fraction form
    19,810,631.50/29,717,983.38 = 6,856,760.97/x
  3. Step 3: Cross multiply
    19,810,631.50x = 29,717,983.38 × 6,856,760.97
  4. Step 4: Simplify right side
    19,810,631.50x = 203,769,108,572,805.53
  5. Step 5: Solve for x
    x = 203,769,108,572,805.53/19,810,631.50
  6. Step 6: Final answer
    x = 10,285,846.19

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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.