Home / 36,434,370.72-54,575,969.52-21,242,224.80

Finding the Fourth Proportional to 36,434,370.72, 54,575,969.52 and 21,242,224.80

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Solution

The fourth proportional to 36,434,370.72, 54,575,969.52 and 21,242,224.80 is: 31,819,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,434,370.72 : 54,575,969.52 = 21,242,224.80 : x
  2. Step 2: Convert to fraction form
    36,434,370.72/54,575,969.52 = 21,242,224.80/x
  3. Step 3: Cross multiply
    36,434,370.72x = 54,575,969.52 × 21,242,224.80
  4. Step 4: Simplify right side
    36,434,370.72x = 1,159,315,013,221,788.25
  5. Step 5: Solve for x
    x = 1,159,315,013,221,788.25/36,434,370.72
  6. Step 6: Final answer
    x = 31,819,268.19

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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.