Home / 8,196,065.84-12,263,650.68-5,149,166.48

Finding the Fourth Proportional to 8,196,065.84, 12,263,650.68 and 5,149,166.48

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Solution

The fourth proportional to 8,196,065.84, 12,263,650.68 and 5,149,166.48 is: 7,704,620.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,065.84 : 12,263,650.68 = 5,149,166.48 : x
  2. Step 2: Convert to fraction form
    8,196,065.84/12,263,650.68 = 5,149,166.48/x
  3. Step 3: Cross multiply
    8,196,065.84x = 12,263,650.68 × 5,149,166.48
  4. Step 4: Simplify right side
    8,196,065.84x = 63,147,579,003,885.21
  5. Step 5: Solve for x
    x = 63,147,579,003,885.21/8,196,065.84
  6. Step 6: Final answer
    x = 7,704,620.76

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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.