Home / 9,485,372.57-13,089,821.94-5,134,445.42

Finding the Fourth Proportional to 9,485,372.57, 13,089,821.94 and 5,134,445.42

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Solution

The fourth proportional to 9,485,372.57, 13,089,821.94 and 5,134,445.42 is: 7,085,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485,372.57 : 13,089,821.94 = 5,134,445.42 : x
  2. Step 2: Convert to fraction form
    9,485,372.57/13,089,821.94 = 5,134,445.42/x
  3. Step 3: Cross multiply
    9,485,372.57x = 13,089,821.94 × 5,134,445.42
  4. Step 4: Simplify right side
    9,485,372.57x = 67,208,976,242,999.41
  5. Step 5: Solve for x
    x = 67,208,976,242,999.41/9,485,372.57
  6. Step 6: Final answer
    x = 7,085,538.90

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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.