Home / 5,355,014.18-7,389,928.31-2,907,629.96

Finding the Fourth Proportional to 5,355,014.18, 7,389,928.31 and 2,907,629.96

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Solution

The fourth proportional to 5,355,014.18, 7,389,928.31 and 2,907,629.96 is: 4,012,534.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,014.18 : 7,389,928.31 = 2,907,629.96 : x
  2. Step 2: Convert to fraction form
    5,355,014.18/7,389,928.31 = 2,907,629.96/x
  3. Step 3: Cross multiply
    5,355,014.18x = 7,389,928.31 × 2,907,629.96
  4. Step 4: Simplify right side
    5,355,014.18x = 21,487,176,912,189.45
  5. Step 5: Solve for x
    x = 21,487,176,912,189.45/5,355,014.18
  6. Step 6: Final answer
    x = 4,012,534.09

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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.