Home / 33,042,173.52-45,604,759.68-21,113,361.84

Finding the Fourth Proportional to 33,042,173.52, 45,604,759.68 and 21,113,361.84

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Solution

The fourth proportional to 33,042,173.52, 45,604,759.68 and 21,113,361.84 is: 29,140,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,042,173.52 : 45,604,759.68 = 21,113,361.84 : x
  2. Step 2: Convert to fraction form
    33,042,173.52/45,604,759.68 = 21,113,361.84/x
  3. Step 3: Cross multiply
    33,042,173.52x = 45,604,759.68 × 21,113,361.84
  4. Step 4: Simplify right side
    33,042,173.52x = 962,869,792,750,082.62
  5. Step 5: Solve for x
    x = 962,869,792,750,082.62/33,042,173.52
  6. Step 6: Final answer
    x = 29,140,631.20

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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.