Home / 13,398,190.44-18,489,916.26-7,597,213.80

Finding the Fourth Proportional to 13,398,190.44, 18,489,916.26 and 7,597,213.80

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Solution

The fourth proportional to 13,398,190.44, 18,489,916.26 and 7,597,213.80 is: 10,484,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398,190.44 : 18,489,916.26 = 7,597,213.80 : x
  2. Step 2: Convert to fraction form
    13,398,190.44/18,489,916.26 = 7,597,213.80/x
  3. Step 3: Cross multiply
    13,398,190.44x = 18,489,916.26 × 7,597,213.80
  4. Step 4: Simplify right side
    13,398,190.44x = 140,471,846,971,316.39
  5. Step 5: Solve for x
    x = 140,471,846,971,316.39/13,398,190.44
  6. Step 6: Final answer
    x = 10,484,389.49

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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.