Home / 40,536,553.51-55,940,497.78-21,951,725.68

Finding the Fourth Proportional to 40,536,553.51, 55,940,497.78 and 21,951,725.68

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Solution

The fourth proportional to 40,536,553.51, 55,940,497.78 and 21,951,725.68 is: 30,293,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,536,553.51 : 55,940,497.78 = 21,951,725.68 : x
  2. Step 2: Convert to fraction form
    40,536,553.51/55,940,497.78 = 21,951,725.68/x
  3. Step 3: Cross multiply
    40,536,553.51x = 55,940,497.78 × 21,951,725.68
  4. Step 4: Simplify right side
    40,536,553.51x = 1,227,990,461,952,196.75
  5. Step 5: Solve for x
    x = 1,227,990,461,952,196.75/40,536,553.51
  6. Step 6: Final answer
    x = 30,293,410.66

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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.