Home / 5,144,485.90-7,098,879.03-2,969,729.69

Finding the Fourth Proportional to 5,144,485.90, 7,098,879.03 and 2,969,729.69

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Solution

The fourth proportional to 5,144,485.90, 7,098,879.03 and 2,969,729.69 is: 4,097,931.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144,485.90 : 7,098,879.03 = 2,969,729.69 : x
  2. Step 2: Convert to fraction form
    5,144,485.90/7,098,879.03 = 2,969,729.69/x
  3. Step 3: Cross multiply
    5,144,485.90x = 7,098,879.03 × 2,969,729.69
  4. Step 4: Simplify right side
    5,144,485.90x = 21,081,751,821,109.40
  5. Step 5: Solve for x
    x = 21,081,751,821,109.40/5,144,485.90
  6. Step 6: Final answer
    x = 4,097,931.69

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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.