Home / 73,868,796.53-101,941,107.09-40,380,126.11

Finding the Fourth Proportional to 73,868,796.53, 101,941,107.09 and 40,380,126.11

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Solution

The fourth proportional to 73,868,796.53, 101,941,107.09 and 40,380,126.11 is: 55,725,759.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,868,796.53 : 101,941,107.09 = 40,380,126.11 : x
  2. Step 2: Convert to fraction form
    73,868,796.53/101,941,107.09 = 40,380,126.11/x
  3. Step 3: Cross multiply
    73,868,796.53x = 101,941,107.09 × 40,380,126.11
  4. Step 4: Simplify right side
    73,868,796.53x = 4,116,394,759,826,312.50
  5. Step 5: Solve for x
    x = 4,116,394,759,826,312.50/73,868,796.53
  6. Step 6: Final answer
    x = 55,725,759.09

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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.