Home / 18,994,245.56-28,491,158.14-4,617,327.16

Finding the Fourth Proportional to 18,994,245.56, 28,491,158.14 and 4,617,327.16

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Solution

The fourth proportional to 18,994,245.56, 28,491,158.14 and 4,617,327.16 is: 6,925,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,994,245.56 : 28,491,158.14 = 4,617,327.16 : x
  2. Step 2: Convert to fraction form
    18,994,245.56/28,491,158.14 = 4,617,327.16/x
  3. Step 3: Cross multiply
    18,994,245.56x = 28,491,158.14 × 4,617,327.16
  4. Step 4: Simplify right side
    18,994,245.56x = 131,552,998,299,677.09
  5. Step 5: Solve for x
    x = 131,552,998,299,677.09/18,994,245.56
  6. Step 6: Final answer
    x = 6,925,939.64

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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.