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Finding the Fourth Proportional to 38,883,943.86, 53,661,472.86 and 22,364,073.03

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Solution

The fourth proportional to 38,883,943.86, 53,661,472.86 and 22,364,073.03 is: 30,863,358.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883,943.86 : 53,661,472.86 = 22,364,073.03 : x
  2. Step 2: Convert to fraction form
    38,883,943.86/53,661,472.86 = 22,364,073.03/x
  3. Step 3: Cross multiply
    38,883,943.86x = 53,661,472.86 × 22,364,073.03
  4. Step 4: Simplify right side
    38,883,943.86x = 1,200,089,097,938,403
  5. Step 5: Solve for x
    x = 1,200,089,097,938,403/38,883,943.86
  6. Step 6: Final answer
    x = 30,863,358.47

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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.