Home / 18,572,107.20-27,834,541.20-16,540,821.60

Finding the Fourth Proportional to 18,572,107.20, 27,834,541.20 and 16,540,821.60

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Solution

The fourth proportional to 18,572,107.20, 27,834,541.20 and 16,540,821.60 is: 24,790,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,572,107.20 : 27,834,541.20 = 16,540,821.60 : x
  2. Step 2: Convert to fraction form
    18,572,107.20/27,834,541.20 = 16,540,821.60/x
  3. Step 3: Cross multiply
    18,572,107.20x = 27,834,541.20 × 16,540,821.60
  4. Step 4: Simplify right side
    18,572,107.20x = 460,406,180,307,049.88
  5. Step 5: Solve for x
    x = 460,406,180,307,049.88/18,572,107.20
  6. Step 6: Final answer
    x = 24,790,196.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.