Home / 8,321,435.40-12,483,362.70-3,529,115.40

Finding the Fourth Proportional to 8,321,435.40, 12,483,362.70 and 3,529,115.40

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Solution

The fourth proportional to 8,321,435.40, 12,483,362.70 and 3,529,115.40 is: 5,294,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,435.40 : 12,483,362.70 = 3,529,115.40 : x
  2. Step 2: Convert to fraction form
    8,321,435.40/12,483,362.70 = 3,529,115.40/x
  3. Step 3: Cross multiply
    8,321,435.40x = 12,483,362.70 × 3,529,115.40
  4. Step 4: Simplify right side
    8,321,435.40x = 44,055,227,548,355.58
  5. Step 5: Solve for x
    x = 44,055,227,548,355.58/8,321,435.40
  6. Step 6: Final answer
    x = 5,294,186.09

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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.