Home / 67,284,120-92,852,122.91-36,344,289.45

Finding the Fourth Proportional to 67,284,120, 92,852,122.91 and 36,344,289.45

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Solution

The fourth proportional to 67,284,120, 92,852,122.91 and 36,344,289.45 is: 50,155,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,284,120 : 92,852,122.91 = 36,344,289.45 : x
  2. Step 2: Convert to fraction form
    67,284,120/92,852,122.91 = 36,344,289.45/x
  3. Step 3: Cross multiply
    67,284,120x = 92,852,122.91 × 36,344,289.45
  4. Step 4: Simplify right side
    67,284,120x = 3,374,644,431,088,016.50
  5. Step 5: Solve for x
    x = 3,374,644,431,088,016.50/67,284,120
  6. Step 6: Final answer
    x = 50,155,139.59

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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.