Home / 64,747,604.80-96,947,370.76-49,321,408.78

Finding the Fourth Proportional to 64,747,604.80, 96,947,370.76 and 49,321,408.78

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Solution

The fourth proportional to 64,747,604.80, 96,947,370.76 and 49,321,408.78 is: 73,849,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,747,604.80 : 96,947,370.76 = 49,321,408.78 : x
  2. Step 2: Convert to fraction form
    64,747,604.80/96,947,370.76 = 49,321,408.78/x
  3. Step 3: Cross multiply
    64,747,604.80x = 96,947,370.76 × 49,321,408.78
  4. Step 4: Simplify right side
    64,747,604.80x = 4,781,580,903,400,180
  5. Step 5: Solve for x
    x = 4,781,580,903,400,180/64,747,604.80
  6. Step 6: Final answer
    x = 73,849,541.12

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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.