Home / 39,552,655.73-54,580,018.71-21,910,363.66

Finding the Fourth Proportional to 39,552,655.73, 54,580,018.71 and 21,910,363.66

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Solution

The fourth proportional to 39,552,655.73, 54,580,018.71 and 21,910,363.66 is: 30,234,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,552,655.73 : 54,580,018.71 = 21,910,363.66 : x
  2. Step 2: Convert to fraction form
    39,552,655.73/54,580,018.71 = 21,910,363.66/x
  3. Step 3: Cross multiply
    39,552,655.73x = 54,580,018.71 × 21,910,363.66
  4. Step 4: Simplify right side
    39,552,655.73x = 1,195,868,058,369,254
  5. Step 5: Solve for x
    x = 1,195,868,058,369,254/39,552,655.73
  6. Step 6: Final answer
    x = 30,234,835.97

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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.