Home / 19,693,099.35-29,550,056.48-13,972,801.30

Finding the Fourth Proportional to 19,693,099.35, 29,550,056.48 and 13,972,801.30

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Solution

The fourth proportional to 19,693,099.35, 29,550,056.48 and 13,972,801.30 is: 20,966,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693,099.35 : 29,550,056.48 = 13,972,801.30 : x
  2. Step 2: Convert to fraction form
    19,693,099.35/29,550,056.48 = 13,972,801.30/x
  3. Step 3: Cross multiply
    19,693,099.35x = 29,550,056.48 × 13,972,801.30
  4. Step 4: Simplify right side
    19,693,099.35x = 412,897,067,598,817.44
  5. Step 5: Solve for x
    x = 412,897,067,598,817.44/19,693,099.35
  6. Step 6: Final answer
    x = 20,966,586.33

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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.