Home / 12,264,733.40-18,399,792.90-3,628,157.72

Finding the Fourth Proportional to 12,264,733.40, 18,399,792.90 and 3,628,157.72

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Solution

The fourth proportional to 12,264,733.40, 18,399,792.90 and 3,628,157.72 is: 5,443,033.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264,733.40 : 18,399,792.90 = 3,628,157.72 : x
  2. Step 2: Convert to fraction form
    12,264,733.40/18,399,792.90 = 3,628,157.72/x
  3. Step 3: Cross multiply
    12,264,733.40x = 18,399,792.90 × 3,628,157.72
  4. Step 4: Simplify right side
    12,264,733.40x = 66,757,350,656,536.19
  5. Step 5: Solve for x
    x = 66,757,350,656,536.19/12,264,733.40
  6. Step 6: Final answer
    x = 5,443,033.17

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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.