Home / 38,500,634.38-53,130,875.44-22,203,110.38

Finding the Fourth Proportional to 38,500,634.38, 53,130,875.44 and 22,203,110.38

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Solution

The fourth proportional to 38,500,634.38, 53,130,875.44 and 22,203,110.38 is: 30,640,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,500,634.38 : 53,130,875.44 = 22,203,110.38 : x
  2. Step 2: Convert to fraction form
    38,500,634.38/53,130,875.44 = 22,203,110.38/x
  3. Step 3: Cross multiply
    38,500,634.38x = 53,130,875.44 × 22,203,110.38
  4. Step 4: Simplify right side
    38,500,634.38x = 1,179,670,691,714,696.75
  5. Step 5: Solve for x
    x = 1,179,670,691,714,696.75/38,500,634.38
  6. Step 6: Final answer
    x = 30,640,292.32

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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.