Home / 25,407,130.88-38,089,271.93-11,019,361.80

Finding the Fourth Proportional to 25,407,130.88, 38,089,271.93 and 11,019,361.80

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Solution

The fourth proportional to 25,407,130.88, 38,089,271.93 and 11,019,361.80 is: 16,519,750.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407,130.88 : 38,089,271.93 = 11,019,361.80 : x
  2. Step 2: Convert to fraction form
    25,407,130.88/38,089,271.93 = 11,019,361.80/x
  3. Step 3: Cross multiply
    25,407,130.88x = 38,089,271.93 × 11,019,361.80
  4. Step 4: Simplify right side
    25,407,130.88x = 419,719,468,182,992.25
  5. Step 5: Solve for x
    x = 419,719,468,182,992.25/25,407,130.88
  6. Step 6: Final answer
    x = 16,519,750.70

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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.