Home / 11,881,796.40-17,810,884.80-5,480,884.80

Finding the Fourth Proportional to 11,881,796.40, 17,810,884.80 and 5,480,884.80

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Solution

The fourth proportional to 11,881,796.40, 17,810,884.80 and 5,480,884.80 is: 8,215,879.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,796.40 : 17,810,884.80 = 5,480,884.80 : x
  2. Step 2: Convert to fraction form
    11,881,796.40/17,810,884.80 = 5,480,884.80/x
  3. Step 3: Cross multiply
    11,881,796.40x = 17,810,884.80 × 5,480,884.80
  4. Step 4: Simplify right side
    11,881,796.40x = 97,619,407,774,871.05
  5. Step 5: Solve for x
    x = 97,619,407,774,871.05/11,881,796.40
  6. Step 6: Final answer
    x = 8,215,879.53

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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.