Home / 15,309,687-22,960,902.72-4,379,539.62

Finding the Fourth Proportional to 15,309,687, 22,960,902.72 and 4,379,539.62

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Solution

The fourth proportional to 15,309,687, 22,960,902.72 and 4,379,539.62 is: 6,568,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,309,687 : 22,960,902.72 = 4,379,539.62 : x
  2. Step 2: Convert to fraction form
    15,309,687/22,960,902.72 = 4,379,539.62/x
  3. Step 3: Cross multiply
    15,309,687x = 22,960,902.72 × 4,379,539.62
  4. Step 4: Simplify right side
    15,309,687x = 100,558,183,173,205.77
  5. Step 5: Solve for x
    x = 100,558,183,173,205.77/15,309,687
  6. Step 6: Final answer
    x = 6,568,271.66

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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.