Home / 18,732,559.28-25,851,499.74-10,472,969.54

Finding the Fourth Proportional to 18,732,559.28, 25,851,499.74 and 10,472,969.54

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Solution

The fourth proportional to 18,732,559.28, 25,851,499.74 and 10,472,969.54 is: 14,453,015.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732,559.28 : 25,851,499.74 = 10,472,969.54 : x
  2. Step 2: Convert to fraction form
    18,732,559.28/25,851,499.74 = 10,472,969.54/x
  3. Step 3: Cross multiply
    18,732,559.28x = 25,851,499.74 × 10,472,969.54
  4. Step 4: Simplify right side
    18,732,559.28x = 270,741,969,211,080.41
  5. Step 5: Solve for x
    x = 270,741,969,211,080.41/18,732,559.28
  6. Step 6: Final answer
    x = 14,453,015.48

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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.