Home / 8,501,511.12-12,752,324.12-3,107,942.72

Finding the Fourth Proportional to 8,501,511.12, 12,752,324.12 and 3,107,942.72

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Solution

The fourth proportional to 8,501,511.12, 12,752,324.12 and 3,107,942.72 is: 4,661,935.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,501,511.12 : 12,752,324.12 = 3,107,942.72 : x
  2. Step 2: Convert to fraction form
    8,501,511.12/12,752,324.12 = 3,107,942.72/x
  3. Step 3: Cross multiply
    8,501,511.12x = 12,752,324.12 × 3,107,942.72
  4. Step 4: Simplify right side
    8,501,511.12x = 39,633,492,911,834.41
  5. Step 5: Solve for x
    x = 39,633,492,911,834.41/8,501,511.12
  6. Step 6: Final answer
    x = 4,661,935.08

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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.