Home / 14,702,178.72-20,286,033.48-8,589,426.24

Finding the Fourth Proportional to 14,702,178.72, 20,286,033.48 and 8,589,426.24

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Solution

The fourth proportional to 14,702,178.72, 20,286,033.48 and 8,589,426.24 is: 11,851,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,702,178.72 : 20,286,033.48 = 8,589,426.24 : x
  2. Step 2: Convert to fraction form
    14,702,178.72/20,286,033.48 = 8,589,426.24/x
  3. Step 3: Cross multiply
    14,702,178.72x = 20,286,033.48 × 8,589,426.24
  4. Step 4: Simplify right side
    14,702,178.72x = 174,245,388,278,630.53
  5. Step 5: Solve for x
    x = 174,245,388,278,630.53/14,702,178.72
  6. Step 6: Final answer
    x = 11,851,671.21

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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.