Home / 6,529,631.78-9,794,470.36-1,980,719.84

Finding the Fourth Proportional to 6,529,631.78, 9,794,470.36 and 1,980,719.84

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Solution

The fourth proportional to 6,529,631.78, 9,794,470.36 and 1,980,719.84 is: 2,971,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529,631.78 : 9,794,470.36 = 1,980,719.84 : x
  2. Step 2: Convert to fraction form
    6,529,631.78/9,794,470.36 = 1,980,719.84/x
  3. Step 3: Cross multiply
    6,529,631.78x = 9,794,470.36 × 1,980,719.84
  4. Step 4: Simplify right side
    6,529,631.78x = 19,400,101,764,343.94
  5. Step 5: Solve for x
    x = 19,400,101,764,343.94/6,529,631.78
  6. Step 6: Final answer
    x = 2,971,086.64

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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.