Home / 5,103,556.55-7,042,886.92-2,780,441.92

Finding the Fourth Proportional to 5,103,556.55, 7,042,886.92 and 2,780,441.92

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Solution

The fourth proportional to 5,103,556.55, 7,042,886.92 and 2,780,441.92 is: 3,836,998.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,556.55 : 7,042,886.92 = 2,780,441.92 : x
  2. Step 2: Convert to fraction form
    5,103,556.55/7,042,886.92 = 2,780,441.92/x
  3. Step 3: Cross multiply
    5,103,556.55x = 7,042,886.92 × 2,780,441.92
  4. Step 4: Simplify right side
    5,103,556.55x = 19,582,338,042,466.85
  5. Step 5: Solve for x
    x = 19,582,338,042,466.85/5,103,556.55
  6. Step 6: Final answer
    x = 3,836,998.35

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1.5x scale

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.