Home / 25,542,077.69-35,243,426.21-15,089,795.75

Finding the Fourth Proportional to 25,542,077.69, 35,243,426.21 and 15,089,795.75

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Solution

The fourth proportional to 25,542,077.69, 35,243,426.21 and 15,089,795.75 is: 20,821,176.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,542,077.69 : 35,243,426.21 = 15,089,795.75 : x
  2. Step 2: Convert to fraction form
    25,542,077.69/35,243,426.21 = 15,089,795.75/x
  3. Step 3: Cross multiply
    25,542,077.69x = 35,243,426.21 × 15,089,795.75
  4. Step 4: Simplify right side
    25,542,077.69x = 531,816,103,051,756.12
  5. Step 5: Solve for x
    x = 531,816,103,051,756.12/25,542,077.69
  6. Step 6: Final answer
    x = 20,821,176.31

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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.