Home / 44,405,643.20-66,608,464.80-12,492,939.20

Finding the Fourth Proportional to 44,405,643.20, 66,608,464.80 and 12,492,939.20

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Solution

The fourth proportional to 44,405,643.20, 66,608,464.80 and 12,492,939.20 is: 18,739,408.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,405,643.20 : 66,608,464.80 = 12,492,939.20 : x
  2. Step 2: Convert to fraction form
    44,405,643.20/66,608,464.80 = 12,492,939.20/x
  3. Step 3: Cross multiply
    44,405,643.20x = 66,608,464.80 × 12,492,939.20
  4. Step 4: Simplify right side
    44,405,643.20x = 832,135,500,951,740.12
  5. Step 5: Solve for x
    x = 832,135,500,951,740.12/44,405,643.20
  6. Step 6: Final answer
    x = 18,739,408.80

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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.