Home / 7,642,648.98-10,546,939.41-4,158,007.71

Finding the Fourth Proportional to 7,642,648.98, 10,546,939.41 and 4,158,007.71

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Solution

The fourth proportional to 7,642,648.98, 10,546,939.41 and 4,158,007.71 is: 5,738,096.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,648.98 : 10,546,939.41 = 4,158,007.71 : x
  2. Step 2: Convert to fraction form
    7,642,648.98/10,546,939.41 = 4,158,007.71/x
  3. Step 3: Cross multiply
    7,642,648.98x = 10,546,939.41 × 4,158,007.71
  4. Step 4: Simplify right side
    7,642,648.98x = 43,854,255,383,682.85
  5. Step 5: Solve for x
    x = 43,854,255,383,682.85/7,642,648.98
  6. Step 6: Final answer
    x = 5,738,096.24

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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.