Home / 53,012,938.80-79,519,408.20-27,503,770.80

Finding the Fourth Proportional to 53,012,938.80, 79,519,408.20 and 27,503,770.80

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Solution

The fourth proportional to 53,012,938.80, 79,519,408.20 and 27,503,770.80 is: 41,255,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,012,938.80 : 79,519,408.20 = 27,503,770.80 : x
  2. Step 2: Convert to fraction form
    53,012,938.80/79,519,408.20 = 27,503,770.80/x
  3. Step 3: Cross multiply
    53,012,938.80x = 79,519,408.20 × 27,503,770.80
  4. Step 4: Simplify right side
    53,012,938.80x = 2,187,083,577,284,440.75
  5. Step 5: Solve for x
    x = 2,187,083,577,284,440.75/53,012,938.80
  6. Step 6: Final answer
    x = 41,255,656.20

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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.