Home / 64,950,717.82-89,631,983.13-38,845,231.46

Finding the Fourth Proportional to 64,950,717.82, 89,631,983.13 and 38,845,231.46

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Solution

The fourth proportional to 64,950,717.82, 89,631,983.13 and 38,845,231.46 is: 53,606,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950,717.82 : 89,631,983.13 = 38,845,231.46 : x
  2. Step 2: Convert to fraction form
    64,950,717.82/89,631,983.13 = 38,845,231.46/x
  3. Step 3: Cross multiply
    64,950,717.82x = 89,631,983.13 × 38,845,231.46
  4. Step 4: Simplify right side
    64,950,717.82x = 3,481,775,130,903,665
  5. Step 5: Solve for x
    x = 3,481,775,130,903,665/64,950,717.82
  6. Step 6: Final answer
    x = 53,606,414.95

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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.