Home / 18,916,730.62-26,099,687.46-10,653,902.90

Finding the Fourth Proportional to 18,916,730.62, 26,099,687.46 and 10,653,902.90

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Solution

The fourth proportional to 18,916,730.62, 26,099,687.46 and 10,653,902.90 is: 14,699,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,916,730.62 : 26,099,687.46 = 10,653,902.90 : x
  2. Step 2: Convert to fraction form
    18,916,730.62/26,099,687.46 = 10,653,902.90/x
  3. Step 3: Cross multiply
    18,916,730.62x = 26,099,687.46 × 10,653,902.90
  4. Step 4: Simplify right side
    18,916,730.62x = 278,063,535,919,187.66
  5. Step 5: Solve for x
    x = 278,063,535,919,187.66/18,916,730.62
  6. Step 6: Final answer
    x = 14,699,344.27

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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.