Home / 36,117,472.11-49,839,657.80-19,820,997.87

Finding the Fourth Proportional to 36,117,472.11, 49,839,657.80 and 19,820,997.87

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Solution

The fourth proportional to 36,117,472.11, 49,839,657.80 and 19,820,997.87 is: 27,351,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117,472.11 : 49,839,657.80 = 19,820,997.87 : x
  2. Step 2: Convert to fraction form
    36,117,472.11/49,839,657.80 = 19,820,997.87/x
  3. Step 3: Cross multiply
    36,117,472.11x = 49,839,657.80 × 19,820,997.87
  4. Step 4: Simplify right side
    36,117,472.11x = 987,871,750,996,224
  5. Step 5: Solve for x
    x = 987,871,750,996,224/36,117,472.11
  6. Step 6: Final answer
    x = 27,351,630.48

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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.