Home / 50,964,638.26-76,418,756.43-20,228,080.18

Finding the Fourth Proportional to 50,964,638.26, 76,418,756.43 and 20,228,080.18

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Solution

The fourth proportional to 50,964,638.26, 76,418,756.43 and 20,228,080.18 is: 30,330,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,964,638.26 : 76,418,756.43 = 20,228,080.18 : x
  2. Step 2: Convert to fraction form
    50,964,638.26/76,418,756.43 = 20,228,080.18/x
  3. Step 3: Cross multiply
    50,964,638.26x = 76,418,756.43 × 20,228,080.18
  4. Step 4: Simplify right side
    50,964,638.26x = 1,545,804,732,321,930.75
  5. Step 5: Solve for x
    x = 1,545,804,732,321,930.75/50,964,638.26
  6. Step 6: Final answer
    x = 30,330,927.19

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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.