Finding the Fourth Proportional to 10,367,683.74, 15,550,944.33 and 3,179,197.93
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Solution
The fourth proportional to 10,367,683.74, 15,550,944.33 and 3,179,197.93 is: 4,768,618.65
Step by Step Solution
- Step 1: Write the proportion equation
10,367,683.74 : 15,550,944.33 = 3,179,197.93 : x - Step 2: Convert to fraction form
10,367,683.74/15,550,944.33 = 3,179,197.93/x - Step 3: Cross multiply
10,367,683.74x = 15,550,944.33 × 3,179,197.93 - Step 4: Simplify right side
10,367,683.74x = 49,439,530,023,481.24 - Step 5: Solve for x
x = 49,439,530,023,481.24/10,367,683.74 - Step 6: Final answer
x = 4,768,618.65
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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.