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Finding the Fourth Proportional to 16,668,200.70, 25,002,301.05 and 9,837,762.30

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Solution

The fourth proportional to 16,668,200.70, 25,002,301.05 and 9,837,762.30 is: 14,756,643.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668,200.70 : 25,002,301.05 = 9,837,762.30 : x
  2. Step 2: Convert to fraction form
    16,668,200.70/25,002,301.05 = 9,837,762.30/x
  3. Step 3: Cross multiply
    16,668,200.70x = 25,002,301.05 × 9,837,762.30
  4. Step 4: Simplify right side
    16,668,200.70x = 245,966,694,682,940.44
  5. Step 5: Solve for x
    x = 245,966,694,682,940.44/16,668,200.70
  6. Step 6: Final answer
    x = 14,756,643.45

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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.