Home / 27,503,100.81-37,954,581.21-15,113,197.41

Finding the Fourth Proportional to 27,503,100.81, 37,954,581.21 and 15,113,197.41

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Solution

The fourth proportional to 27,503,100.81, 37,954,581.21 and 15,113,197.41 is: 20,856,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503,100.81 : 37,954,581.21 = 15,113,197.41 : x
  2. Step 2: Convert to fraction form
    27,503,100.81/37,954,581.21 = 15,113,197.41/x
  3. Step 3: Cross multiply
    27,503,100.81x = 37,954,581.21 × 15,113,197.41
  4. Step 4: Simplify right side
    27,503,100.81x = 573,615,078,440,606.62
  5. Step 5: Solve for x
    x = 573,615,078,440,606.62/27,503,100.81
  6. Step 6: Final answer
    x = 20,856,378.43

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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.