Home / 65,253,843.36-90,052,614.66-35,887,448.88

Finding the Fourth Proportional to 65,253,843.36, 90,052,614.66 and 35,887,448.88

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Solution

The fourth proportional to 65,253,843.36, 90,052,614.66 and 35,887,448.88 is: 49,525,950.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253,843.36 : 90,052,614.66 = 35,887,448.88 : x
  2. Step 2: Convert to fraction form
    65,253,843.36/90,052,614.66 = 35,887,448.88/x
  3. Step 3: Cross multiply
    65,253,843.36x = 90,052,614.66 × 35,887,448.88
  4. Step 4: Simplify right side
    65,253,843.36x = 3,231,758,605,121,088.50
  5. Step 5: Solve for x
    x = 3,231,758,605,121,088.50/65,253,843.36
  6. Step 6: Final answer
    x = 49,525,950.33

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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.