Home / 10,145,993.47-15,218,768.40-2,469,678.85

Finding the Fourth Proportional to 10,145,993.47, 15,218,768.40 and 2,469,678.85

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Solution

The fourth proportional to 10,145,993.47, 15,218,768.40 and 2,469,678.85 is: 3,704,464.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,145,993.47 : 15,218,768.40 = 2,469,678.85 : x
  2. Step 2: Convert to fraction form
    10,145,993.47/15,218,768.40 = 2,469,678.85/x
  3. Step 3: Cross multiply
    10,145,993.47x = 15,218,768.40 × 2,469,678.85
  4. Step 4: Simplify right side
    10,145,993.47x = 37,585,470,440,528.34
  5. Step 5: Solve for x
    x = 37,585,470,440,528.34/10,145,993.47
  6. Step 6: Final answer
    x = 3,704,464.28

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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.