Home / 19,389,757.49-26,759,062.50-10,687,910.48

Finding the Fourth Proportional to 19,389,757.49, 26,759,062.50 and 10,687,910.48

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Solution

The fourth proportional to 19,389,757.49, 26,759,062.50 and 10,687,910.48 is: 14,749,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389,757.49 : 26,759,062.50 = 10,687,910.48 : x
  2. Step 2: Convert to fraction form
    19,389,757.49/26,759,062.50 = 10,687,910.48/x
  3. Step 3: Cross multiply
    19,389,757.49x = 26,759,062.50 × 10,687,910.48
  4. Step 4: Simplify right side
    19,389,757.49x = 285,998,464,528,725
  5. Step 5: Solve for x
    x = 285,998,464,528,725/19,389,757.49
  6. Step 6: Final answer
    x = 14,749,976.36

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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.