Home / 19,893,487.36-27,451,890.48-11,192,026.72

Finding the Fourth Proportional to 19,893,487.36, 27,451,890.48 and 11,192,026.72

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Solution

The fourth proportional to 19,893,487.36, 27,451,890.48 and 11,192,026.72 is: 15,444,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893,487.36 : 27,451,890.48 = 11,192,026.72 : x
  2. Step 2: Convert to fraction form
    19,893,487.36/27,451,890.48 = 11,192,026.72/x
  3. Step 3: Cross multiply
    19,893,487.36x = 27,451,890.48 × 11,192,026.72
  4. Step 4: Simplify right side
    19,893,487.36x = 307,242,291,766,673.62
  5. Step 5: Solve for x
    x = 307,242,291,766,673.62/19,893,487.36
  6. Step 6: Final answer
    x = 15,444,365.60

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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.