Home / 26,327,052.60-39,490,578.90-11,978,145.60

Finding the Fourth Proportional to 26,327,052.60, 39,490,578.90 and 11,978,145.60

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Solution

The fourth proportional to 26,327,052.60, 39,490,578.90 and 11,978,145.60 is: 17,967,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327,052.60 : 39,490,578.90 = 11,978,145.60 : x
  2. Step 2: Convert to fraction form
    26,327,052.60/39,490,578.90 = 11,978,145.60/x
  3. Step 3: Cross multiply
    26,327,052.60x = 39,490,578.90 × 11,978,145.60
  4. Step 4: Simplify right side
    26,327,052.60x = 473,023,903,892,487.81
  5. Step 5: Solve for x
    x = 473,023,903,892,487.81/26,327,052.60
  6. Step 6: Final answer
    x = 17,967,218.40

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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.