Home / 36,296,009.40-50,089,627.02-20,828,923.32

Finding the Fourth Proportional to 36,296,009.40, 50,089,627.02 and 20,828,923.32

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Solution

The fourth proportional to 36,296,009.40, 50,089,627.02 and 20,828,923.32 is: 28,744,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,296,009.40 : 50,089,627.02 = 20,828,923.32 : x
  2. Step 2: Convert to fraction form
    36,296,009.40/50,089,627.02 = 20,828,923.32/x
  3. Step 3: Cross multiply
    36,296,009.40x = 50,089,627.02 × 20,828,923.32
  4. Step 4: Simplify right side
    36,296,009.40x = 1,043,313,000,326,980.25
  5. Step 5: Solve for x
    x = 1,043,313,000,326,980.25/36,296,009.40
  6. Step 6: Final answer
    x = 28,744,564.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.