Home / 39,838,277.86-54,979,638.89-22,198,351.39

Finding the Fourth Proportional to 39,838,277.86, 54,979,638.89 and 22,198,351.39

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Solution

The fourth proportional to 39,838,277.86, 54,979,638.89 and 22,198,351.39 is: 30,635,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,838,277.86 : 54,979,638.89 = 22,198,351.39 : x
  2. Step 2: Convert to fraction form
    39,838,277.86/54,979,638.89 = 22,198,351.39/x
  3. Step 3: Cross multiply
    39,838,277.86x = 54,979,638.89 × 22,198,351.39
  4. Step 4: Simplify right side
    39,838,277.86x = 1,220,457,343,264,537.75
  5. Step 5: Solve for x
    x = 1,220,457,343,264,537.75/39,838,277.86
  6. Step 6: Final answer
    x = 30,635,293.71

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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.