Home / 31,679,376.29-43,717,545.21-17,192,688.29

Finding the Fourth Proportional to 31,679,376.29, 43,717,545.21 and 17,192,688.29

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Solution

The fourth proportional to 31,679,376.29, 43,717,545.21 and 17,192,688.29 is: 23,725,913.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,679,376.29 : 43,717,545.21 = 17,192,688.29 : x
  2. Step 2: Convert to fraction form
    31,679,376.29/43,717,545.21 = 17,192,688.29/x
  3. Step 3: Cross multiply
    31,679,376.29x = 43,717,545.21 × 17,192,688.29
  4. Step 4: Simplify right side
    31,679,376.29x = 751,622,127,380,924.88
  5. Step 5: Solve for x
    x = 751,622,127,380,924.88/31,679,376.29
  6. Step 6: Final answer
    x = 23,725,913.06

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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.