Home / 16,880,371.52-23,294,935.80-9,145,414.22

Finding the Fourth Proportional to 16,880,371.52, 23,294,935.80 and 9,145,414.22

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Solution

The fourth proportional to 16,880,371.52, 23,294,935.80 and 9,145,414.22 is: 12,620,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,371.52 : 23,294,935.80 = 9,145,414.22 : x
  2. Step 2: Convert to fraction form
    16,880,371.52/23,294,935.80 = 9,145,414.22/x
  3. Step 3: Cross multiply
    16,880,371.52x = 23,294,935.80 × 9,145,414.22
  4. Step 4: Simplify right side
    16,880,371.52x = 213,041,837,002,832.41
  5. Step 5: Solve for x
    x = 213,041,837,002,832.41/16,880,371.52
  6. Step 6: Final answer
    x = 12,620,684.14

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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.