Home / 22,913,904.30-31,704,455.94-19,979,835.38

Finding the Fourth Proportional to 22,913,904.30, 31,704,455.94 and 19,979,835.38

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Solution

The fourth proportional to 22,913,904.30, 31,704,455.94 and 19,979,835.38 is: 27,644,778.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,913,904.30 : 31,704,455.94 = 19,979,835.38 : x
  2. Step 2: Convert to fraction form
    22,913,904.30/31,704,455.94 = 19,979,835.38/x
  3. Step 3: Cross multiply
    22,913,904.30x = 31,704,455.94 × 19,979,835.38
  4. Step 4: Simplify right side
    22,913,904.30x = 633,449,810,493,663.12
  5. Step 5: Solve for x
    x = 633,449,810,493,663.12/22,913,904.30
  6. Step 6: Final answer
    x = 27,644,778.57

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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.