Home / 5,214,922.20-7,813,052.10-4,263,139.80

Finding the Fourth Proportional to 5,214,922.20, 7,813,052.10 and 4,263,139.80

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Solution

The fourth proportional to 5,214,922.20, 7,813,052.10 and 4,263,139.80 is: 6,387,081.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,922.20 : 7,813,052.10 = 4,263,139.80 : x
  2. Step 2: Convert to fraction form
    5,214,922.20/7,813,052.10 = 4,263,139.80/x
  3. Step 3: Cross multiply
    5,214,922.20x = 7,813,052.10 × 4,263,139.80
  4. Step 4: Simplify right side
    5,214,922.20x = 33,308,133,366,983.58
  5. Step 5: Solve for x
    x = 33,308,133,366,983.58/5,214,922.20
  6. Step 6: Final answer
    x = 6,387,081.55

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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.