Home / 54,881,982.64-75,737,244.30-30,102,371.18

Finding the Fourth Proportional to 54,881,982.64, 75,737,244.30 and 30,102,371.18

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Solution

The fourth proportional to 54,881,982.64, 75,737,244.30 and 30,102,371.18 is: 41,541,331.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,881,982.64 : 75,737,244.30 = 30,102,371.18 : x
  2. Step 2: Convert to fraction form
    54,881,982.64/75,737,244.30 = 30,102,371.18/x
  3. Step 3: Cross multiply
    54,881,982.64x = 75,737,244.30 × 30,102,371.18
  4. Step 4: Simplify right side
    54,881,982.64x = 2,279,870,640,068,939
  5. Step 5: Solve for x
    x = 2,279,870,640,068,939/54,881,982.64
  6. Step 6: Final answer
    x = 41,541,331.61

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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.