Home / 50,264,786.81-69,371,022.57-30,429,481.15

Finding the Fourth Proportional to 50,264,786.81, 69,371,022.57 and 30,429,481.15

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Solution

The fourth proportional to 50,264,786.81, 69,371,022.57 and 30,429,481.15 is: 41,996,084.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,264,786.81 : 69,371,022.57 = 30,429,481.15 : x
  2. Step 2: Convert to fraction form
    50,264,786.81/69,371,022.57 = 30,429,481.15/x
  3. Step 3: Cross multiply
    50,264,786.81x = 69,371,022.57 × 30,429,481.15
  4. Step 4: Simplify right side
    50,264,786.81x = 2,110,924,223,476,611.75
  5. Step 5: Solve for x
    x = 2,110,924,223,476,611.75/50,264,786.81
  6. Step 6: Final answer
    x = 41,996,084.28

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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.