Home / 5,739,362.82-7,920,680.22-3,161,043

Finding the Fourth Proportional to 5,739,362.82, 7,920,680.22 and 3,161,043

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Solution

The fourth proportional to 5,739,362.82, 7,920,680.22 and 3,161,043 is: 4,362,437.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739,362.82 : 7,920,680.22 = 3,161,043 : x
  2. Step 2: Convert to fraction form
    5,739,362.82/7,920,680.22 = 3,161,043/x
  3. Step 3: Cross multiply
    5,739,362.82x = 7,920,680.22 × 3,161,043
  4. Step 4: Simplify right side
    5,739,362.82x = 25,037,610,764,669.46
  5. Step 5: Solve for x
    x = 25,037,610,764,669.46/5,739,362.82
  6. Step 6: Final answer
    x = 4,362,437.36

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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.