Home / 10,836,040.78-16,254,945.69-5,441,917.06

Finding the Fourth Proportional to 10,836,040.78, 16,254,945.69 and 5,441,917.06

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Solution

The fourth proportional to 10,836,040.78, 16,254,945.69 and 5,441,917.06 is: 8,163,319.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836,040.78 : 16,254,945.69 = 5,441,917.06 : x
  2. Step 2: Convert to fraction form
    10,836,040.78/16,254,945.69 = 5,441,917.06/x
  3. Step 3: Cross multiply
    10,836,040.78x = 16,254,945.69 × 5,441,917.06
  4. Step 4: Simplify right side
    10,836,040.78x = 88,458,066,259,784.47
  5. Step 5: Solve for x
    x = 88,458,066,259,784.47/10,836,040.78
  6. Step 6: Final answer
    x = 8,163,319.80

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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.