Home / 9,190,315.81-13,785,467.23-4,135,721.41

Finding the Fourth Proportional to 9,190,315.81, 13,785,467.23 and 4,135,721.41

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Solution

The fourth proportional to 9,190,315.81, 13,785,467.23 and 4,135,721.41 is: 6,203,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190,315.81 : 13,785,467.23 = 4,135,721.41 : x
  2. Step 2: Convert to fraction form
    9,190,315.81/13,785,467.23 = 4,135,721.41/x
  3. Step 3: Cross multiply
    9,190,315.81x = 13,785,467.23 × 4,135,721.41
  4. Step 4: Simplify right side
    9,190,315.81x = 57,012,851,969,964.40
  5. Step 5: Solve for x
    x = 57,012,851,969,964.40/9,190,315.81
  6. Step 6: Final answer
    x = 6,203,579.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.