Home / 31,203,053.09-43,059,979.09-17,452,017.21

Finding the Fourth Proportional to 31,203,053.09, 43,059,979.09 and 17,452,017.21

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Solution

The fourth proportional to 31,203,053.09, 43,059,979.09 and 17,452,017.21 is: 24,083,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203,053.09 : 43,059,979.09 = 17,452,017.21 : x
  2. Step 2: Convert to fraction form
    31,203,053.09/43,059,979.09 = 17,452,017.21/x
  3. Step 3: Cross multiply
    31,203,053.09x = 43,059,979.09 × 17,452,017.21
  4. Step 4: Simplify right side
    31,203,053.09x = 751,483,496,140,920.25
  5. Step 5: Solve for x
    x = 751,483,496,140,920.25/31,203,053.09
  6. Step 6: Final answer
    x = 24,083,652.78

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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.