Home / 7,311,036.78-10,089,384.69-4,003,469.93

Finding the Fourth Proportional to 7,311,036.78, 10,089,384.69 and 4,003,469.93

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Solution

The fourth proportional to 7,311,036.78, 10,089,384.69 and 4,003,469.93 is: 5,524,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311,036.78 : 10,089,384.69 = 4,003,469.93 : x
  2. Step 2: Convert to fraction form
    7,311,036.78/10,089,384.69 = 4,003,469.93/x
  3. Step 3: Cross multiply
    7,311,036.78x = 10,089,384.69 × 4,003,469.93
  4. Step 4: Simplify right side
    7,311,036.78x = 40,392,548,183,183.46
  5. Step 5: Solve for x
    x = 40,392,548,183,183.46/7,311,036.78
  6. Step 6: Final answer
    x = 5,524,872.79

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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.