Home / 39,020,503.48-53,844,370.38-21,613,596.39

Finding the Fourth Proportional to 39,020,503.48, 53,844,370.38 and 21,613,596.39

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Solution

The fourth proportional to 39,020,503.48, 53,844,370.38 and 21,613,596.39 is: 29,824,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020,503.48 : 53,844,370.38 = 21,613,596.39 : x
  2. Step 2: Convert to fraction form
    39,020,503.48/53,844,370.38 = 21,613,596.39/x
  3. Step 3: Cross multiply
    39,020,503.48x = 53,844,370.38 × 21,613,596.39
  4. Step 4: Simplify right side
    39,020,503.48x = 1,163,770,489,266,991
  5. Step 5: Solve for x
    x = 1,163,770,489,266,991/39,020,503.48
  6. Step 6: Final answer
    x = 29,824,589.27

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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.