Home / 51,841,974.80-77,762,962.20-17,751,990.80

Finding the Fourth Proportional to 51,841,974.80, 77,762,962.20 and 17,751,990.80

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Solution

The fourth proportional to 51,841,974.80, 77,762,962.20 and 17,751,990.80 is: 26,627,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,841,974.80 : 77,762,962.20 = 17,751,990.80 : x
  2. Step 2: Convert to fraction form
    51,841,974.80/77,762,962.20 = 17,751,990.80/x
  3. Step 3: Cross multiply
    51,841,974.80x = 77,762,962.20 × 17,751,990.80
  4. Step 4: Simplify right side
    51,841,974.80x = 1,380,447,389,555,147.75
  5. Step 5: Solve for x
    x = 1,380,447,389,555,147.75/51,841,974.80
  6. Step 6: Final answer
    x = 26,627,986.20

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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.