Home / 50,938,963.20-76,408,444.80-30,531,628.80

Finding the Fourth Proportional to 50,938,963.20, 76,408,444.80 and 30,531,628.80

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Solution

The fourth proportional to 50,938,963.20, 76,408,444.80 and 30,531,628.80 is: 45,797,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,938,963.20 : 76,408,444.80 = 30,531,628.80 : x
  2. Step 2: Convert to fraction form
    50,938,963.20/76,408,444.80 = 30,531,628.80/x
  3. Step 3: Cross multiply
    50,938,963.20x = 76,408,444.80 × 30,531,628.80
  4. Step 4: Simplify right side
    50,938,963.20x = 2,332,874,273,818,890
  5. Step 5: Solve for x
    x = 2,332,874,273,818,890/50,938,963.20
  6. Step 6: Final answer
    x = 45,797,443.20

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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.