Home / 65,920,473-90,960,519.24-36,552,019.23

Finding the Fourth Proportional to 65,920,473, 90,960,519.24 and 36,552,019.23

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Solution

The fourth proportional to 65,920,473, 90,960,519.24 and 36,552,019.23 is: 50,436,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,920,473 : 90,960,519.24 = 36,552,019.23 : x
  2. Step 2: Convert to fraction form
    65,920,473/90,960,519.24 = 36,552,019.23/x
  3. Step 3: Cross multiply
    65,920,473x = 90,960,519.24 × 36,552,019.23
  4. Step 4: Simplify right side
    65,920,473x = 3,324,790,648,431,264.50
  5. Step 5: Solve for x
    x = 3,324,790,648,431,264.50/65,920,473
  6. Step 6: Final answer
    x = 50,436,389.44

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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.