Home / 36,705,389.48-50,654,737.24-20,186,792.60

Finding the Fourth Proportional to 36,705,389.48, 50,654,737.24 and 20,186,792.60

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Solution

The fourth proportional to 36,705,389.48, 50,654,737.24 and 20,186,792.60 is: 27,858,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705,389.48 : 50,654,737.24 = 20,186,792.60 : x
  2. Step 2: Convert to fraction form
    36,705,389.48/50,654,737.24 = 20,186,792.60/x
  3. Step 3: Cross multiply
    36,705,389.48x = 50,654,737.24 × 20,186,792.60
  4. Step 4: Simplify right side
    36,705,389.48x = 1,022,556,674,871,376.50
  5. Step 5: Solve for x
    x = 1,022,556,674,871,376.50/36,705,389.48
  6. Step 6: Final answer
    x = 27,858,488.61

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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.