Home / 8,379,038.92-12,568,216.29-2,915,384.26

Finding the Fourth Proportional to 8,379,038.92, 12,568,216.29 and 2,915,384.26

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Solution

The fourth proportional to 8,379,038.92, 12,568,216.29 and 2,915,384.26 is: 4,372,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,379,038.92 : 12,568,216.29 = 2,915,384.26 : x
  2. Step 2: Convert to fraction form
    8,379,038.92/12,568,216.29 = 2,915,384.26/x
  3. Step 3: Cross multiply
    8,379,038.92x = 12,568,216.29 × 2,915,384.26
  4. Step 4: Simplify right side
    8,379,038.92x = 36,641,179,905,788.37
  5. Step 5: Solve for x
    x = 36,641,179,905,788.37/8,379,038.92
  6. Step 6: Final answer
    x = 4,372,957.36

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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.