Home / 67,999,762.39-102,019,655.66-21,940,767.37

Finding the Fourth Proportional to 67,999,762.39, 102,019,655.66 and 21,940,767.37

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Solution

The fourth proportional to 67,999,762.39, 102,019,655.66 and 21,940,767.37 is: 32,917,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,999,762.39 : 102,019,655.66 = 21,940,767.37 : x
  2. Step 2: Convert to fraction form
    67,999,762.39/102,019,655.66 = 21,940,767.37/x
  3. Step 3: Cross multiply
    67,999,762.39x = 102,019,655.66 × 21,940,767.37
  4. Step 4: Simplify right side
    67,999,762.39x = 2,238,389,532,493,546
  5. Step 5: Solve for x
    x = 2,238,389,532,493,546/67,999,762.39
  6. Step 6: Final answer
    x = 32,917,608.15

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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.