Home / 36,015,093.12-54,005,824.80-12,982,994.40

Finding the Fourth Proportional to 36,015,093.12, 54,005,824.80 and 12,982,994.40

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Solution

The fourth proportional to 36,015,093.12, 54,005,824.80 and 12,982,994.40 is: 19,468,430.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,015,093.12 : 54,005,824.80 = 12,982,994.40 : x
  2. Step 2: Convert to fraction form
    36,015,093.12/54,005,824.80 = 12,982,994.40/x
  3. Step 3: Cross multiply
    36,015,093.12x = 54,005,824.80 × 12,982,994.40
  4. Step 4: Simplify right side
    36,015,093.12x = 701,157,320,945,781.12
  5. Step 5: Solve for x
    x = 701,157,320,945,781.12/36,015,093.12
  6. Step 6: Final answer
    x = 19,468,430.04

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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.