Home / 53,150,400.60-79,725,600.90-12,760,884.60

Finding the Fourth Proportional to 53,150,400.60, 79,725,600.90 and 12,760,884.60

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Solution

The fourth proportional to 53,150,400.60, 79,725,600.90 and 12,760,884.60 is: 19,141,326.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,150,400.60 : 79,725,600.90 = 12,760,884.60 : x
  2. Step 2: Convert to fraction form
    53,150,400.60/79,725,600.90 = 12,760,884.60/x
  3. Step 3: Cross multiply
    53,150,400.60x = 79,725,600.90 × 12,760,884.60
  4. Step 4: Simplify right side
    53,150,400.60x = 1,017,369,192,750,556.12
  5. Step 5: Solve for x
    x = 1,017,369,192,750,556.12/53,150,400.60
  6. Step 6: Final answer
    x = 19,141,326.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.