Home / 67,669,815.24-93,384,420.66-36,729,976.20

Finding the Fourth Proportional to 67,669,815.24, 93,384,420.66 and 36,729,976.20

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Solution

The fourth proportional to 67,669,815.24, 93,384,420.66 and 36,729,976.20 is: 50,687,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,669,815.24 : 93,384,420.66 = 36,729,976.20 : x
  2. Step 2: Convert to fraction form
    67,669,815.24/93,384,420.66 = 36,729,976.20/x
  3. Step 3: Cross multiply
    67,669,815.24x = 93,384,420.66 × 36,729,976.20
  4. Step 4: Simplify right side
    67,669,815.24x = 3,430,007,548,292,588.50
  5. Step 5: Solve for x
    x = 3,430,007,548,292,588.50/67,669,815.24
  6. Step 6: Final answer
    x = 50,687,408.21

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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.