Home / 14,578,899.12-21,871,610.48-5,481,075.54

Finding the Fourth Proportional to 14,578,899.12, 21,871,610.48 and 5,481,075.54

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Solution

The fourth proportional to 14,578,899.12, 21,871,610.48 and 5,481,075.54 is: 8,222,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,578,899.12 : 21,871,610.48 = 5,481,075.54 : x
  2. Step 2: Convert to fraction form
    14,578,899.12/21,871,610.48 = 5,481,075.54/x
  3. Step 3: Cross multiply
    14,578,899.12x = 21,871,610.48 × 5,481,075.54
  4. Step 4: Simplify right side
    14,578,899.12x = 119,879,949,194,930.30
  5. Step 5: Solve for x
    x = 119,879,949,194,930.30/14,578,899.12
  6. Step 6: Final answer
    x = 8,222,839.61

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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.