Home / 67,761,472.92-93,510,761.76-36,821,568.48

Finding the Fourth Proportional to 67,761,472.92, 93,510,761.76 and 36,821,568.48

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Solution

The fourth proportional to 67,761,472.92, 93,510,761.76 and 36,821,568.48 is: 50,813,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,761,472.92 : 93,510,761.76 = 36,821,568.48 : x
  2. Step 2: Convert to fraction form
    67,761,472.92/93,510,761.76 = 36,821,568.48/x
  3. Step 3: Cross multiply
    67,761,472.92x = 93,510,761.76 × 36,821,568.48
  4. Step 4: Simplify right side
    67,761,472.92x = 3,443,212,917,762,805
  5. Step 5: Solve for x
    x = 3,443,212,917,762,805/67,761,472.92
  6. Step 6: Final answer
    x = 50,813,725.99

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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.