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Finding the Fourth Proportional to 17,218,692.02, 23,762,873.09 and 9,483,731.46

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Solution

The fourth proportional to 17,218,692.02, 23,762,873.09 and 9,483,731.46 is: 13,088,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218,692.02 : 23,762,873.09 = 9,483,731.46 : x
  2. Step 2: Convert to fraction form
    17,218,692.02/23,762,873.09 = 9,483,731.46/x
  3. Step 3: Cross multiply
    17,218,692.02x = 23,762,873.09 × 9,483,731.46
  4. Step 4: Simplify right side
    17,218,692.02x = 225,360,707,103,620.44
  5. Step 5: Solve for x
    x = 225,360,707,103,620.44/17,218,692.02
  6. Step 6: Final answer
    x = 13,088,143.21

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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.