Home / 6,115,689.27-8,439,668.01-3,362,658.12

Finding the Fourth Proportional to 6,115,689.27, 8,439,668.01 and 3,362,658.12

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Solution

The fourth proportional to 6,115,689.27, 8,439,668.01 and 3,362,658.12 is: 4,640,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115,689.27 : 8,439,668.01 = 3,362,658.12 : x
  2. Step 2: Convert to fraction form
    6,115,689.27/8,439,668.01 = 3,362,658.12/x
  3. Step 3: Cross multiply
    6,115,689.27x = 8,439,668.01 × 3,362,658.12
  4. Step 4: Simplify right side
    6,115,689.27x = 28,379,718,163,930.74
  5. Step 5: Solve for x
    x = 28,379,718,163,930.74/6,115,689.27
  6. Step 6: Final answer
    x = 4,640,477.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.