Home / 17,631,288.24-26,434,858.77-8,978,639.69

Finding the Fourth Proportional to 17,631,288.24, 26,434,858.77 and 8,978,639.69

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Solution

The fourth proportional to 17,631,288.24, 26,434,858.77 and 8,978,639.69 is: 13,461,811.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,631,288.24 : 26,434,858.77 = 8,978,639.69 : x
  2. Step 2: Convert to fraction form
    17,631,288.24/26,434,858.77 = 8,978,639.69/x
  3. Step 3: Cross multiply
    17,631,288.24x = 26,434,858.77 × 8,978,639.69
  4. Step 4: Simplify right side
    17,631,288.24x = 237,349,072,019,692.31
  5. Step 5: Solve for x
    x = 237,349,072,019,692.31/17,631,288.24
  6. Step 6: Final answer
    x = 13,461,811.12

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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.