Home / 8,217,949.86-12,328,605.99-2,825,899.74

Finding the Fourth Proportional to 8,217,949.86, 12,328,605.99 and 2,825,899.74

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Solution

The fourth proportional to 8,217,949.86, 12,328,605.99 and 2,825,899.74 is: 4,239,427.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217,949.86 : 12,328,605.99 = 2,825,899.74 : x
  2. Step 2: Convert to fraction form
    8,217,949.86/12,328,605.99 = 2,825,899.74/x
  3. Step 3: Cross multiply
    8,217,949.86x = 12,328,605.99 × 2,825,899.74
  4. Step 4: Simplify right side
    8,217,949.86x = 34,839,404,461,703.45
  5. Step 5: Solve for x
    x = 34,839,404,461,703.45/8,217,949.86
  6. Step 6: Final answer
    x = 4,239,427.72

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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.