Home / 25,392,215.66-38,089,762.85-8,121,933.09

Finding the Fourth Proportional to 25,392,215.66, 38,089,762.85 and 8,121,933.09

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Solution

The fourth proportional to 25,392,215.66, 38,089,762.85 and 8,121,933.09 is: 12,183,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392,215.66 : 38,089,762.85 = 8,121,933.09 : x
  2. Step 2: Convert to fraction form
    25,392,215.66/38,089,762.85 = 8,121,933.09/x
  3. Step 3: Cross multiply
    25,392,215.66x = 38,089,762.85 × 8,121,933.09
  4. Step 4: Simplify right side
    25,392,215.66x = 309,362,505,301,972.50
  5. Step 5: Solve for x
    x = 309,362,505,301,972.50/25,392,215.66
  6. Step 6: Final answer
    x = 12,183,360.03

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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.