Home / 18,487,205.14-25,504,323.62-11,140,863.67

Finding the Fourth Proportional to 18,487,205.14, 25,504,323.62 and 11,140,863.67

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Solution

The fourth proportional to 18,487,205.14, 25,504,323.62 and 11,140,863.67 is: 15,369,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,487,205.14 : 25,504,323.62 = 11,140,863.67 : x
  2. Step 2: Convert to fraction form
    18,487,205.14/25,504,323.62 = 11,140,863.67/x
  3. Step 3: Cross multiply
    18,487,205.14x = 25,504,323.62 × 11,140,863.67
  4. Step 4: Simplify right side
    18,487,205.14x = 284,140,192,445,980.88
  5. Step 5: Solve for x
    x = 284,140,192,445,980.88/18,487,205.14
  6. Step 6: Final answer
    x = 15,369,559.12

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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.