Home / 7,815,132.30-11,724,772.05-2,765,916.30

Finding the Fourth Proportional to 7,815,132.30, 11,724,772.05 and 2,765,916.30

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Solution

The fourth proportional to 7,815,132.30, 11,724,772.05 and 2,765,916.30 is: 4,149,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,132.30 : 11,724,772.05 = 2,765,916.30 : x
  2. Step 2: Convert to fraction form
    7,815,132.30/11,724,772.05 = 2,765,916.30/x
  3. Step 3: Cross multiply
    7,815,132.30x = 11,724,772.05 × 2,765,916.30
  4. Step 4: Simplify right side
    7,815,132.30x = 32,429,738,126,879.41
  5. Step 5: Solve for x
    x = 32,429,738,126,879.41/7,815,132.30
  6. Step 6: Final answer
    x = 4,149,608.33

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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.