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Finding the Fourth Proportional to 9,968,168.70, 14,959,251.45 and 4,292,466.30

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Solution

The fourth proportional to 9,968,168.70, 14,959,251.45 and 4,292,466.30 is: 6,441,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,168.70 : 14,959,251.45 = 4,292,466.30 : x
  2. Step 2: Convert to fraction form
    9,968,168.70/14,959,251.45 = 4,292,466.30/x
  3. Step 3: Cross multiply
    9,968,168.70x = 14,959,251.45 × 4,292,466.30
  4. Step 4: Simplify right side
    9,968,168.70x = 64,212,082,722,351.13
  5. Step 5: Solve for x
    x = 64,212,082,722,351.13/9,968,168.70
  6. Step 6: Final answer
    x = 6,441,713.08

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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.