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Finding the Fourth Proportional to 13,794,619.22, 19,036,578.12 and 7,996,775.30

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Solution

The fourth proportional to 13,794,619.22, 19,036,578.12 and 7,996,775.30 is: 11,035,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794,619.22 : 19,036,578.12 = 7,996,775.30 : x
  2. Step 2: Convert to fraction form
    13,794,619.22/19,036,578.12 = 7,996,775.30/x
  3. Step 3: Cross multiply
    13,794,619.22x = 19,036,578.12 × 7,996,775.30
  4. Step 4: Simplify right side
    13,794,619.22x = 152,231,237,706,536.44
  5. Step 5: Solve for x
    x = 152,231,237,706,536.44/13,794,619.22
  6. Step 6: Final answer
    x = 11,035,552.00

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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.