Home / 16,880,149.80-23,294,718.48-9,145,192.20

Finding the Fourth Proportional to 16,880,149.80, 23,294,718.48 and 9,145,192.20

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Solution

The fourth proportional to 16,880,149.80, 23,294,718.48 and 9,145,192.20 is: 12,620,425.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,149.80 : 23,294,718.48 = 9,145,192.20 : x
  2. Step 2: Convert to fraction form
    16,880,149.80/23,294,718.48 = 9,145,192.20/x
  3. Step 3: Cross multiply
    16,880,149.80x = 23,294,718.48 × 9,145,192.20
  4. Step 4: Simplify right side
    16,880,149.80x = 213,034,677,744,491.84
  5. Step 5: Solve for x
    x = 213,034,677,744,491.84/16,880,149.80
  6. Step 6: Final answer
    x = 12,620,425.78

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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.