Home / 16,880,394.06-23,294,966.94-9,145,436.76

Finding the Fourth Proportional to 16,880,394.06, 23,294,966.94 and 9,145,436.76

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Solution

The fourth proportional to 16,880,394.06, 23,294,966.94 and 9,145,436.76 is: 12,620,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,394.06 : 23,294,966.94 = 9,145,436.76 : x
  2. Step 2: Convert to fraction form
    16,880,394.06/23,294,966.94 = 9,145,436.76/x
  3. Step 3: Cross multiply
    16,880,394.06x = 23,294,966.94 × 9,145,436.76
  4. Step 4: Simplify right side
    16,880,394.06x = 213,042,646,976,060.72
  5. Step 5: Solve for x
    x = 213,042,646,976,060.72/16,880,394.06
  6. Step 6: Final answer
    x = 12,620,715.26

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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.