Home / 10,515,576.70-15,760,923.45-4,450,296.70

Finding the Fourth Proportional to 10,515,576.70, 15,760,923.45 and 4,450,296.70

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Solution

The fourth proportional to 10,515,576.70, 15,760,923.45 and 4,450,296.70 is: 6,670,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,576.70 : 15,760,923.45 = 4,450,296.70 : x
  2. Step 2: Convert to fraction form
    10,515,576.70/15,760,923.45 = 4,450,296.70/x
  3. Step 3: Cross multiply
    10,515,576.70x = 15,760,923.45 × 4,450,296.70
  4. Step 4: Simplify right side
    10,515,576.70x = 70,140,785,618,487.62
  5. Step 5: Solve for x
    x = 70,140,785,618,487.62/10,515,576.70
  6. Step 6: Final answer
    x = 6,670,179.64

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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.