Home / 19,121,747.76-26,387,865.81-10,419,893.46

Finding the Fourth Proportional to 19,121,747.76, 26,387,865.81 and 10,419,893.46

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Solution

The fourth proportional to 19,121,747.76, 26,387,865.81 and 10,419,893.46 is: 14,379,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,121,747.76 : 26,387,865.81 = 10,419,893.46 : x
  2. Step 2: Convert to fraction form
    19,121,747.76/26,387,865.81 = 10,419,893.46/x
  3. Step 3: Cross multiply
    19,121,747.76x = 26,387,865.81 × 10,419,893.46
  4. Step 4: Simplify right side
    19,121,747.76x = 274,958,750,376,976.62
  5. Step 5: Solve for x
    x = 274,958,750,376,976.62/19,121,747.76
  6. Step 6: Final answer
    x = 14,379,373.36

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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.