Home / 7,026,047.73-9,698,007.66-4,086,556.21

Finding the Fourth Proportional to 7,026,047.73, 9,698,007.66 and 4,086,556.21

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Solution

The fourth proportional to 7,026,047.73, 9,698,007.66 and 4,086,556.21 is: 5,640,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026,047.73 : 9,698,007.66 = 4,086,556.21 : x
  2. Step 2: Convert to fraction form
    7,026,047.73/9,698,007.66 = 4,086,556.21/x
  3. Step 3: Cross multiply
    7,026,047.73x = 9,698,007.66 × 4,086,556.21
  4. Step 4: Simplify right side
    7,026,047.73x = 39,631,453,424,398.49
  5. Step 5: Solve for x
    x = 39,631,453,424,398.49/7,026,047.73
  6. Step 6: Final answer
    x = 5,640,646.77

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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.