Home / 53,176,560.78-73,383,582.86-28,730,274.78

Finding the Fourth Proportional to 53,176,560.78, 73,383,582.86 and 28,730,274.78

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Solution

The fourth proportional to 53,176,560.78, 73,383,582.86 and 28,730,274.78 is: 39,647,740.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,176,560.78 : 73,383,582.86 = 28,730,274.78 : x
  2. Step 2: Convert to fraction form
    53,176,560.78/73,383,582.86 = 28,730,274.78/x
  3. Step 3: Cross multiply
    53,176,560.78x = 73,383,582.86 × 28,730,274.78
  4. Step 4: Simplify right side
    53,176,560.78x = 2,108,330,500,147,974
  5. Step 5: Solve for x
    x = 2,108,330,500,147,974/53,176,560.78
  6. Step 6: Final answer
    x = 39,647,740.83

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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.