Home / 18,905,609.33-26,089,607.93-10,320,905.33

Finding the Fourth Proportional to 18,905,609.33, 26,089,607.93 and 10,320,905.33

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Solution

The fourth proportional to 18,905,609.33, 26,089,607.93 and 10,320,905.33 is: 14,242,776.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,905,609.33 : 26,089,607.93 = 10,320,905.33 : x
  2. Step 2: Convert to fraction form
    18,905,609.33/26,089,607.93 = 10,320,905.33/x
  3. Step 3: Cross multiply
    18,905,609.33x = 26,089,607.93 × 10,320,905.33
  4. Step 4: Simplify right side
    18,905,609.33x = 269,268,373,490,742.75
  5. Step 5: Solve for x
    x = 269,268,373,490,742.75/18,905,609.33
  6. Step 6: Final answer
    x = 14,242,776.78

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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.