Home / 5,110,395.19-7,666,650.78-2,077,761.54

Finding the Fourth Proportional to 5,110,395.19, 7,666,650.78 and 2,077,761.54

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Solution

The fourth proportional to 5,110,395.19, 7,666,650.78 and 2,077,761.54 is: 3,117,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110,395.19 : 7,666,650.78 = 2,077,761.54 : x
  2. Step 2: Convert to fraction form
    5,110,395.19/7,666,650.78 = 2,077,761.54/x
  3. Step 3: Cross multiply
    5,110,395.19x = 7,666,650.78 × 2,077,761.54
  4. Step 4: Simplify right side
    5,110,395.19x = 15,929,472,131,295.00
  5. Step 5: Solve for x
    x = 15,929,472,131,295.00/5,110,395.19
  6. Step 6: Final answer
    x = 3,117,072.46

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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.