Home / 19,619,701.44-29,420,972.64-9,898,333.44

Finding the Fourth Proportional to 19,619,701.44, 29,420,972.64 and 9,898,333.44

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Solution

The fourth proportional to 19,619,701.44, 29,420,972.64 and 9,898,333.44 is: 14,843,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,619,701.44 : 29,420,972.64 = 9,898,333.44 : x
  2. Step 2: Convert to fraction form
    19,619,701.44/29,420,972.64 = 9,898,333.44/x
  3. Step 3: Cross multiply
    19,619,701.44x = 29,420,972.64 × 9,898,333.44
  4. Step 4: Simplify right side
    19,619,701.44x = 291,218,597,319,837.06
  5. Step 5: Solve for x
    x = 291,218,597,319,837.06/19,619,701.44
  6. Step 6: Final answer
    x = 14,843,171.71

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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.