Home / 4,815,619.80-7,223,429.70-4,293,072.60

Finding the Fourth Proportional to 4,815,619.80, 7,223,429.70 and 4,293,072.60

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Solution

The fourth proportional to 4,815,619.80, 7,223,429.70 and 4,293,072.60 is: 6,439,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,619.80 : 7,223,429.70 = 4,293,072.60 : x
  2. Step 2: Convert to fraction form
    4,815,619.80/7,223,429.70 = 4,293,072.60/x
  3. Step 3: Cross multiply
    4,815,619.80x = 7,223,429.70 × 4,293,072.60
  4. Step 4: Simplify right side
    4,815,619.80x = 31,010,708,123,096.22
  5. Step 5: Solve for x
    x = 31,010,708,123,096.22/4,815,619.80
  6. Step 6: Final answer
    x = 6,439,608.90

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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.