Home / 7,879,432.87-11,794,908.11-5,141,083.94

Finding the Fourth Proportional to 7,879,432.87, 11,794,908.11 and 5,141,083.94

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Solution

The fourth proportional to 7,879,432.87, 11,794,908.11 and 5,141,083.94 is: 7,695,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,432.87 : 11,794,908.11 = 5,141,083.94 : x
  2. Step 2: Convert to fraction form
    7,879,432.87/11,794,908.11 = 5,141,083.94/x
  3. Step 3: Cross multiply
    7,879,432.87x = 11,794,908.11 × 5,141,083.94
  4. Step 4: Simplify right side
    7,879,432.87x = 60,638,612,658,096.76
  5. Step 5: Solve for x
    x = 60,638,612,658,096.76/7,879,432.87
  6. Step 6: Final answer
    x = 7,695,809.29

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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.