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Finding the Fourth Proportional to 14,873,402, 20,525,295.08 and 8,434,874

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Solution

The fourth proportional to 14,873,402, 20,525,295.08 and 8,434,874 is: 11,640,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,873,402 : 20,525,295.08 = 8,434,874 : x
  2. Step 2: Convert to fraction form
    14,873,402/20,525,295.08 = 8,434,874/x
  3. Step 3: Cross multiply
    14,873,402x = 20,525,295.08 × 8,434,874
  4. Step 4: Simplify right side
    14,873,402x = 173,128,277,812,619.91
  5. Step 5: Solve for x
    x = 173,128,277,812,619.91/14,873,402
  6. Step 6: Final answer
    x = 11,640,126.30

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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.