Home / 12,012,203.21-16,576,758.27-6,505,451.42

Finding the Fourth Proportional to 12,012,203.21, 16,576,758.27 and 6,505,451.42

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Solution

The fourth proportional to 12,012,203.21, 16,576,758.27 and 6,505,451.42 is: 8,977,478.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,203.21 : 16,576,758.27 = 6,505,451.42 : x
  2. Step 2: Convert to fraction form
    12,012,203.21/16,576,758.27 = 6,505,451.42/x
  3. Step 3: Cross multiply
    12,012,203.21x = 16,576,758.27 × 6,505,451.42
  4. Step 4: Simplify right side
    12,012,203.21x = 107,839,295,543,684.45
  5. Step 5: Solve for x
    x = 107,839,295,543,684.45/12,012,203.21
  6. Step 6: Final answer
    x = 8,977,478.46

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1.5x scale

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.