Home / 23,121,997.08-31,835,557.98-19,630,429.80

Finding the Fourth Proportional to 23,121,997.08, 31,835,557.98 and 19,630,429.80

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Solution

The fourth proportional to 23,121,997.08, 31,835,557.98 and 19,630,429.80 is: 27,028,188.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121,997.08 : 31,835,557.98 = 19,630,429.80 : x
  2. Step 2: Convert to fraction form
    23,121,997.08/31,835,557.98 = 19,630,429.80/x
  3. Step 3: Cross multiply
    23,121,997.08x = 31,835,557.98 × 19,630,429.80
  4. Step 4: Simplify right side
    23,121,997.08x = 624,945,686,070,219.88
  5. Step 5: Solve for x
    x = 624,945,686,070,219.88/23,121,997.08
  6. Step 6: Final answer
    x = 27,028,188.09

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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.