Home / 74,784,348.28-112,191,066-28,722,847.80

Finding the Fourth Proportional to 74,784,348.28, 112,191,066 and 28,722,847.80

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Solution

The fourth proportional to 74,784,348.28, 112,191,066 and 28,722,847.80 is: 43,089,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,784,348.28 : 112,191,066 = 28,722,847.80 : x
  2. Step 2: Convert to fraction form
    74,784,348.28/112,191,066 = 28,722,847.80/x
  3. Step 3: Cross multiply
    74,784,348.28x = 112,191,066 × 28,722,847.80
  4. Step 4: Simplify right side
    74,784,348.28x = 3,222,446,913,237,755
  5. Step 5: Solve for x
    x = 3,222,446,913,237,755/74,784,348.28
  6. Step 6: Final answer
    x = 43,089,857.54

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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.