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Finding the Fourth Proportional to 11,834,333.80, 17,751,500.70 and 9,706,820.20

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Solution

The fourth proportional to 11,834,333.80, 17,751,500.70 and 9,706,820.20 is: 14,560,230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,834,333.80 : 17,751,500.70 = 9,706,820.20 : x
  2. Step 2: Convert to fraction form
    11,834,333.80/17,751,500.70 = 9,706,820.20/x
  3. Step 3: Cross multiply
    11,834,333.80x = 17,751,500.70 × 9,706,820.20
  4. Step 4: Simplify right side
    11,834,333.80x = 172,310,625,575,074.12
  5. Step 5: Solve for x
    x = 172,310,625,575,074.12/11,834,333.80
  6. Step 6: Final answer
    x = 14,560,230.30

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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.