Finding the Fourth Proportional to 49,832,183.20, 74,667,793.20 and 28,202,461.60
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Solution
The fourth proportional to 49,832,183.20, 74,667,793.20 and 28,202,461.60 is: 42,258,143.94
Step by Step Solution
- Step 1: Write the proportion equation
49,832,183.20 : 74,667,793.20 = 28,202,461.60 : x - Step 2: Convert to fraction form
49,832,183.20/74,667,793.20 = 28,202,461.60/x - Step 3: Cross multiply
49,832,183.20x = 74,667,793.20 × 28,202,461.60 - Step 4: Simplify right side
49,832,183.20x = 2,105,815,570,479,741.25 - Step 5: Solve for x
x = 2,105,815,570,479,741.25/49,832,183.20 - Step 6: Final answer
x = 42,258,143.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.