Home / 51,841,976.80-77,762,965.20-17,751,992.80

Finding the Fourth Proportional to 51,841,976.80, 77,762,965.20 and 17,751,992.80

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Solution

The fourth proportional to 51,841,976.80, 77,762,965.20 and 17,751,992.80 is: 26,627,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,841,976.80 : 77,762,965.20 = 17,751,992.80 : x
  2. Step 2: Convert to fraction form
    51,841,976.80/77,762,965.20 = 17,751,992.80/x
  3. Step 3: Cross multiply
    51,841,976.80x = 77,762,965.20 × 17,751,992.80
  4. Step 4: Simplify right side
    51,841,976.80x = 1,380,447,598,337,050.75
  5. Step 5: Solve for x
    x = 1,380,447,598,337,050.75/51,841,976.80
  6. Step 6: Final answer
    x = 26,627,989.20

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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.