Home / 7,195,889.19-9,929,367.75-4,621,057.56

Finding the Fourth Proportional to 7,195,889.19, 9,929,367.75 and 4,621,057.56

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Solution

The fourth proportional to 7,195,889.19, 9,929,367.75 and 4,621,057.56 is: 6,376,443.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195,889.19 : 9,929,367.75 = 4,621,057.56 : x
  2. Step 2: Convert to fraction form
    7,195,889.19/9,929,367.75 = 4,621,057.56/x
  3. Step 3: Cross multiply
    7,195,889.19x = 9,929,367.75 × 4,621,057.56
  4. Step 4: Simplify right side
    7,195,889.19x = 45,884,179,907,157.69
  5. Step 5: Solve for x
    x = 45,884,179,907,157.69/7,195,889.19
  6. Step 6: Final answer
    x = 6,376,443.37

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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.