Home / 25,673,621.67-35,424,361.80-15,215,028.03

Finding the Fourth Proportional to 25,673,621.67, 35,424,361.80 and 15,215,028.03

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Solution

The fourth proportional to 25,673,621.67, 35,424,361.80 and 15,215,028.03 is: 20,993,635.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,673,621.67 : 35,424,361.80 = 15,215,028.03 : x
  2. Step 2: Convert to fraction form
    25,673,621.67/35,424,361.80 = 15,215,028.03/x
  3. Step 3: Cross multiply
    25,673,621.67x = 35,424,361.80 × 15,215,028.03
  4. Step 4: Simplify right side
    25,673,621.67x = 538,982,657,731,861.19
  5. Step 5: Solve for x
    x = 538,982,657,731,861.19/25,673,621.67
  6. Step 6: Final answer
    x = 20,993,635.59

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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.