Home / 20,177,589.06-30,260,779.44-5,601,157.38

Finding the Fourth Proportional to 20,177,589.06, 30,260,779.44 and 5,601,157.38

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Solution

The fourth proportional to 20,177,589.06, 30,260,779.44 and 5,601,157.38 is: 8,400,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,589.06 : 30,260,779.44 = 5,601,157.38 : x
  2. Step 2: Convert to fraction form
    20,177,589.06/30,260,779.44 = 5,601,157.38/x
  3. Step 3: Cross multiply
    20,177,589.06x = 30,260,779.44 × 5,601,157.38
  4. Step 4: Simplify right side
    20,177,589.06x = 169,495,388,084,908.28
  5. Step 5: Solve for x
    x = 169,495,388,084,908.28/20,177,589.06
  6. Step 6: Final answer
    x = 8,400,180.40

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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.