Home / 53,270,782.99-79,909,783.03-18,722,984.56

Finding the Fourth Proportional to 53,270,782.99, 79,909,783.03 and 18,722,984.56

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Solution

The fourth proportional to 53,270,782.99, 79,909,783.03 and 18,722,984.56 is: 28,085,745.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,270,782.99 : 79,909,783.03 = 18,722,984.56 : x
  2. Step 2: Convert to fraction form
    53,270,782.99/79,909,783.03 = 18,722,984.56/x
  3. Step 3: Cross multiply
    53,270,782.99x = 79,909,783.03 × 18,722,984.56
  4. Step 4: Simplify right side
    53,270,782.99x = 1,496,149,633,417,283.75
  5. Step 5: Solve for x
    x = 1,496,149,633,417,283.75/53,270,782.99
  6. Step 6: Final answer
    x = 28,085,745.12

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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.