Home / 36,407,389.76-50,241,238.56-20,109,515.84

Finding the Fourth Proportional to 36,407,389.76, 50,241,238.56 and 20,109,515.84

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Solution

The fourth proportional to 36,407,389.76, 50,241,238.56 and 20,109,515.84 is: 27,750,601.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,407,389.76 : 50,241,238.56 = 20,109,515.84 : x
  2. Step 2: Convert to fraction form
    36,407,389.76/50,241,238.56 = 20,109,515.84/x
  3. Step 3: Cross multiply
    36,407,389.76x = 50,241,238.56 × 20,109,515.84
  4. Step 4: Simplify right side
    36,407,389.76x = 1,010,326,982,643,538.88
  5. Step 5: Solve for x
    x = 1,010,326,982,643,538.88/36,407,389.76
  6. Step 6: Final answer
    x = 27,750,601.99

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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.