Home / 39,110,878.14-53,975,534.13-21,707,224.26

Finding the Fourth Proportional to 39,110,878.14, 53,975,534.13 and 21,707,224.26

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Solution

The fourth proportional to 39,110,878.14, 53,975,534.13 and 21,707,224.26 is: 29,957,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,110,878.14 : 53,975,534.13 = 21,707,224.26 : x
  2. Step 2: Convert to fraction form
    39,110,878.14/53,975,534.13 = 21,707,224.26/x
  3. Step 3: Cross multiply
    39,110,878.14x = 53,975,534.13 × 21,707,224.26
  4. Step 4: Simplify right side
    39,110,878.14x = 1,171,659,023,913,194.25
  5. Step 5: Solve for x
    x = 1,171,659,023,913,194.25/39,110,878.14
  6. Step 6: Final answer
    x = 29,957,369.40

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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.