Home / 38,500,633.88-53,130,874.75-22,203,109.88

Finding the Fourth Proportional to 38,500,633.88, 53,130,874.75 and 22,203,109.88

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Solution

The fourth proportional to 38,500,633.88, 53,130,874.75 and 22,203,109.88 is: 30,640,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,500,633.88 : 53,130,874.75 = 22,203,109.88 : x
  2. Step 2: Convert to fraction form
    38,500,633.88/53,130,874.75 = 22,203,109.88/x
  3. Step 3: Cross multiply
    38,500,633.88x = 53,130,874.75 × 22,203,109.88
  4. Step 4: Simplify right side
    38,500,633.88x = 1,179,670,649,773,605.50
  5. Step 5: Solve for x
    x = 1,179,670,649,773,605.50/38,500,633.88
  6. Step 6: Final answer
    x = 30,640,291.63

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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.