Home / 19,424,190.96-26,805,060.72-10,722,138.48

Finding the Fourth Proportional to 19,424,190.96, 26,805,060.72 and 10,722,138.48

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Solution

The fourth proportional to 19,424,190.96, 26,805,060.72 and 10,722,138.48 is: 14,796,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,190.96 : 26,805,060.72 = 10,722,138.48 : x
  2. Step 2: Convert to fraction form
    19,424,190.96/26,805,060.72 = 10,722,138.48/x
  3. Step 3: Cross multiply
    19,424,190.96x = 26,805,060.72 × 10,722,138.48
  4. Step 4: Simplify right side
    19,424,190.96x = 287,407,573,004,648.50
  5. Step 5: Solve for x
    x = 287,407,573,004,648.50/19,424,190.96
  6. Step 6: Final answer
    x = 14,796,372.91

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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.