Home / 8,213,464.21-11,333,321.42-4,728,129.27

Finding the Fourth Proportional to 8,213,464.21, 11,333,321.42 and 4,728,129.27

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Solution

The fourth proportional to 8,213,464.21, 11,333,321.42 and 4,728,129.27 is: 6,524,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,464.21 : 11,333,321.42 = 4,728,129.27 : x
  2. Step 2: Convert to fraction form
    8,213,464.21/11,333,321.42 = 4,728,129.27/x
  3. Step 3: Cross multiply
    8,213,464.21x = 11,333,321.42 × 4,728,129.27
  4. Step 4: Simplify right side
    8,213,464.21x = 53,585,408,666,079.36
  5. Step 5: Solve for x
    x = 53,585,408,666,079.36/8,213,464.21
  6. Step 6: Final answer
    x = 6,524,093.52

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Double scale
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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.