Home / 12,497,550.21-18,741,478.68-4,298,633.55

Finding the Fourth Proportional to 12,497,550.21, 18,741,478.68 and 4,298,633.55

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Solution

The fourth proportional to 12,497,550.21, 18,741,478.68 and 4,298,633.55 is: 6,446,283.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497,550.21 : 18,741,478.68 = 4,298,633.55 : x
  2. Step 2: Convert to fraction form
    12,497,550.21/18,741,478.68 = 4,298,633.55/x
  3. Step 3: Cross multiply
    12,497,550.21x = 18,741,478.68 × 4,298,633.55
  4. Step 4: Simplify right side
    12,497,550.21x = 80,562,749,030,457.70
  5. Step 5: Solve for x
    x = 80,562,749,030,457.70/12,497,550.21
  6. Step 6: Final answer
    x = 6,446,283.29

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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.