Home / 15,912,506.34-23,858,128.98-4,978,993.50

Finding the Fourth Proportional to 15,912,506.34, 23,858,128.98 and 4,978,993.50

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Solution

The fourth proportional to 15,912,506.34, 23,858,128.98 and 4,978,993.50 is: 7,465,163.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,912,506.34 : 23,858,128.98 = 4,978,993.50 : x
  2. Step 2: Convert to fraction form
    15,912,506.34/23,858,128.98 = 4,978,993.50/x
  3. Step 3: Cross multiply
    15,912,506.34x = 23,858,128.98 × 4,978,993.50
  4. Step 4: Simplify right side
    15,912,506.34x = 118,789,469,113,581.62
  5. Step 5: Solve for x
    x = 118,789,469,113,581.62/15,912,506.34
  6. Step 6: Final answer
    x = 7,465,163.98

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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.