Home / 12,214,562.40-18,320,531.40-3,239,114.40

Finding the Fourth Proportional to 12,214,562.40, 18,320,531.40 and 3,239,114.40

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Solution

The fourth proportional to 12,214,562.40, 18,320,531.40 and 3,239,114.40 is: 4,858,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,214,562.40 : 18,320,531.40 = 3,239,114.40 : x
  2. Step 2: Convert to fraction form
    12,214,562.40/18,320,531.40 = 3,239,114.40/x
  3. Step 3: Cross multiply
    12,214,562.40x = 18,320,531.40 × 3,239,114.40
  4. Step 4: Simplify right side
    12,214,562.40x = 59,342,297,073,392.16
  5. Step 5: Solve for x
    x = 59,342,297,073,392.16/12,214,562.40
  6. Step 6: Final answer
    x = 4,858,323.62

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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.