Home / 54,593,539.66-81,930,981.39-40,058,019.82

Finding the Fourth Proportional to 54,593,539.66, 81,930,981.39 and 40,058,019.82

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Solution

The fourth proportional to 54,593,539.66, 81,930,981.39 and 40,058,019.82 is: 60,116,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,593,539.66 : 81,930,981.39 = 40,058,019.82 : x
  2. Step 2: Convert to fraction form
    54,593,539.66/81,930,981.39 = 40,058,019.82/x
  3. Step 3: Cross multiply
    54,593,539.66x = 81,930,981.39 × 40,058,019.82
  4. Step 4: Simplify right side
    54,593,539.66x = 3,281,992,876,392,671
  5. Step 5: Solve for x
    x = 3,281,992,876,392,671/54,593,539.66
  6. Step 6: Final answer
    x = 60,116,872.74

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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.