Home / 53,256,944.20-79,885,416.30-27,428,911.60

Finding the Fourth Proportional to 53,256,944.20, 79,885,416.30 and 27,428,911.60

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Solution

The fourth proportional to 53,256,944.20, 79,885,416.30 and 27,428,911.60 is: 41,143,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,256,944.20 : 79,885,416.30 = 27,428,911.60 : x
  2. Step 2: Convert to fraction form
    53,256,944.20/79,885,416.30 = 27,428,911.60/x
  3. Step 3: Cross multiply
    53,256,944.20x = 79,885,416.30 × 27,428,911.60
  4. Step 4: Simplify right side
    53,256,944.20x = 2,191,170,021,821,899
  5. Step 5: Solve for x
    x = 2,191,170,021,821,899/53,256,944.20
  6. Step 6: Final answer
    x = 41,143,367.40

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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.