Home / 12,513,772.52-17,269,006.08-6,790,636.52

Finding the Fourth Proportional to 12,513,772.52, 17,269,006.08 and 6,790,636.52

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Solution

The fourth proportional to 12,513,772.52, 17,269,006.08 and 6,790,636.52 is: 9,371,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,772.52 : 17,269,006.08 = 6,790,636.52 : x
  2. Step 2: Convert to fraction form
    12,513,772.52/17,269,006.08 = 6,790,636.52/x
  3. Step 3: Cross multiply
    12,513,772.52x = 17,269,006.08 × 6,790,636.52
  4. Step 4: Simplify right side
    12,513,772.52x = 117,267,543,350,950.02
  5. Step 5: Solve for x
    x = 117,267,543,350,950.02/12,513,772.52
  6. Step 6: Final answer
    x = 9,371,078.40

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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.