Home / 16,880,007.92-23,294,377.88-9,145,243.44

Finding the Fourth Proportional to 16,880,007.92, 23,294,377.88 and 9,145,243.44

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Solution

The fourth proportional to 16,880,007.92, 23,294,377.88 and 9,145,243.44 is: 12,620,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,007.92 : 23,294,377.88 = 9,145,243.44 : x
  2. Step 2: Convert to fraction form
    16,880,007.92/23,294,377.88 = 9,145,243.44/x
  3. Step 3: Cross multiply
    16,880,007.92x = 23,294,377.88 × 9,145,243.44
  4. Step 4: Simplify right side
    16,880,007.92x = 213,032,756,495,951.09
  5. Step 5: Solve for x
    x = 213,032,756,495,951.09/16,880,007.92
  6. Step 6: Final answer
    x = 12,620,418.04

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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.