Home / 10,422,918.95-14,383,629.53-5,777,003.60

Finding the Fourth Proportional to 10,422,918.95, 14,383,629.53 and 5,777,003.60

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Solution

The fourth proportional to 10,422,918.95, 14,383,629.53 and 5,777,003.60 is: 7,972,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,918.95 : 14,383,629.53 = 5,777,003.60 : x
  2. Step 2: Convert to fraction form
    10,422,918.95/14,383,629.53 = 5,777,003.60/x
  3. Step 3: Cross multiply
    10,422,918.95x = 14,383,629.53 × 5,777,003.60
  4. Step 4: Simplify right side
    10,422,918.95x = 83,094,279,550,675.52
  5. Step 5: Solve for x
    x = 83,094,279,550,675.52/10,422,918.95
  6. Step 6: Final answer
    x = 7,972,265.73

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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.