Home / 27,598,750.58-38,086,525.60-15,209,287.80

Finding the Fourth Proportional to 27,598,750.58, 38,086,525.60 and 15,209,287.80

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Solution

The fourth proportional to 27,598,750.58, 38,086,525.60 and 15,209,287.80 is: 20,988,954.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,750.58 : 38,086,525.60 = 15,209,287.80 : x
  2. Step 2: Convert to fraction form
    27,598,750.58/38,086,525.60 = 15,209,287.80/x
  3. Step 3: Cross multiply
    27,598,750.58x = 38,086,525.60 × 15,209,287.80
  4. Step 4: Simplify right side
    27,598,750.58x = 579,268,929,152,467.75
  5. Step 5: Solve for x
    x = 579,268,929,152,467.75/27,598,750.58
  6. Step 6: Final answer
    x = 20,988,954.83

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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.