Home / 15,848,469.55-21,870,968.66-8,974,291.15

Finding the Fourth Proportional to 15,848,469.55, 21,870,968.66 and 8,974,291.15

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Solution

The fourth proportional to 15,848,469.55, 21,870,968.66 and 8,974,291.15 is: 12,384,567.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,848,469.55 : 21,870,968.66 = 8,974,291.15 : x
  2. Step 2: Convert to fraction form
    15,848,469.55/21,870,968.66 = 8,974,291.15/x
  3. Step 3: Cross multiply
    15,848,469.55x = 21,870,968.66 × 8,974,291.15
  4. Step 4: Simplify right side
    15,848,469.55x = 196,276,440,487,365.38
  5. Step 5: Solve for x
    x = 196,276,440,487,365.38/15,848,469.55
  6. Step 6: Final answer
    x = 12,384,567.47

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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.