Home / 12,147,698.49-18,226,150.00-7,293,395.01

Finding the Fourth Proportional to 12,147,698.49, 18,226,150.00 and 7,293,395.01

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Solution

The fourth proportional to 12,147,698.49, 18,226,150.00 and 7,293,395.01 is: 10,942,855.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,147,698.49 : 18,226,150.00 = 7,293,395.01 : x
  2. Step 2: Convert to fraction form
    12,147,698.49/18,226,150.00 = 7,293,395.01/x
  3. Step 3: Cross multiply
    12,147,698.49x = 18,226,150.00 × 7,293,395.01
  4. Step 4: Simplify right side
    12,147,698.49x = 132,930,511,511,626.06
  5. Step 5: Solve for x
    x = 132,930,511,511,626.06/12,147,698.49
  6. Step 6: Final answer
    x = 10,942,855.69

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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.