Home / 12,414,711.29-18,621,849.60-5,586,451.69

Finding the Fourth Proportional to 12,414,711.29, 18,621,849.60 and 5,586,451.69

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Solution

The fourth proportional to 12,414,711.29, 18,621,849.60 and 5,586,451.69 is: 8,379,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414,711.29 : 18,621,849.60 = 5,586,451.69 : x
  2. Step 2: Convert to fraction form
    12,414,711.29/18,621,849.60 = 5,586,451.69/x
  3. Step 3: Cross multiply
    12,414,711.29x = 18,621,849.60 × 5,586,451.69
  4. Step 4: Simplify right side
    12,414,711.29x = 104,030,063,168,845.84
  5. Step 5: Solve for x
    x = 104,030,063,168,845.84/12,414,711.29
  6. Step 6: Final answer
    x = 8,379,579.74

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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.