Home / 6,740,993.78-10,110,010.80-1,947,640.18

Finding the Fourth Proportional to 6,740,993.78, 10,110,010.80 and 1,947,640.18

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Solution

The fourth proportional to 6,740,993.78, 10,110,010.80 and 1,947,640.18 is: 2,921,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,993.78 : 10,110,010.80 = 1,947,640.18 : x
  2. Step 2: Convert to fraction form
    6,740,993.78/10,110,010.80 = 1,947,640.18/x
  3. Step 3: Cross multiply
    6,740,993.78x = 10,110,010.80 × 1,947,640.18
  4. Step 4: Simplify right side
    6,740,993.78x = 19,690,663,203,763.89
  5. Step 5: Solve for x
    x = 19,690,663,203,763.89/6,740,993.78
  6. Step 6: Final answer
    x = 2,921,032.69

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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.