Home / 10,891,940.40-16,313,027.40-6,412,964.40

Finding the Fourth Proportional to 10,891,940.40, 16,313,027.40 and 6,412,964.40

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Solution

The fourth proportional to 10,891,940.40, 16,313,027.40 and 6,412,964.40 is: 9,604,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,940.40 : 16,313,027.40 = 6,412,964.40 : x
  2. Step 2: Convert to fraction form
    10,891,940.40/16,313,027.40 = 6,412,964.40/x
  3. Step 3: Cross multiply
    10,891,940.40x = 16,313,027.40 × 6,412,964.40
  4. Step 4: Simplify right side
    10,891,940.40x = 104,614,863,972,424.56
  5. Step 5: Solve for x
    x = 104,614,863,972,424.56/10,891,940.40
  6. Step 6: Final answer
    x = 9,604,795.85

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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.