Home / 23,327,999.80-34,991,999.70-21,200,486.20

Finding the Fourth Proportional to 23,327,999.80, 34,991,999.70 and 21,200,486.20

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Solution

The fourth proportional to 23,327,999.80, 34,991,999.70 and 21,200,486.20 is: 31,800,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,327,999.80 : 34,991,999.70 = 21,200,486.20 : x
  2. Step 2: Convert to fraction form
    23,327,999.80/34,991,999.70 = 21,200,486.20/x
  3. Step 3: Cross multiply
    23,327,999.80x = 34,991,999.70 × 21,200,486.20
  4. Step 4: Simplify right side
    23,327,999.80x = 741,847,406,750,254.12
  5. Step 5: Solve for x
    x = 741,847,406,750,254.12/23,327,999.80
  6. Step 6: Final answer
    x = 31,800,729.30

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1.5x scale

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.