Home / 36,320,988.24-50,123,715.86-20,426,376.79

Finding the Fourth Proportional to 36,320,988.24, 50,123,715.86 and 20,426,376.79

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Solution

The fourth proportional to 36,320,988.24, 50,123,715.86 and 20,426,376.79 is: 28,188,822.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,320,988.24 : 50,123,715.86 = 20,426,376.79 : x
  2. Step 2: Convert to fraction form
    36,320,988.24/50,123,715.86 = 20,426,376.79/x
  3. Step 3: Cross multiply
    36,320,988.24x = 50,123,715.86 × 20,426,376.79
  4. Step 4: Simplify right side
    36,320,988.24x = 1,023,845,906,270,081.25
  5. Step 5: Solve for x
    x = 1,023,845,906,270,081.25/36,320,988.24
  6. Step 6: Final answer
    x = 28,188,822.93

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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.