Finding the Fourth Proportional to 8,242,749.60, 12,355,398 and 2,772,636.96
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Solution
The fourth proportional to 8,242,749.60, 12,355,398 and 2,772,636.96 is: 4,156,020.12
Step by Step Solution
- Step 1: Write the proportion equation
8,242,749.60 : 12,355,398 = 2,772,636.96 : x - Step 2: Convert to fraction form
8,242,749.60/12,355,398 = 2,772,636.96/x - Step 3: Cross multiply
8,242,749.60x = 12,355,398 × 2,772,636.96 - Step 4: Simplify right side
8,242,749.60x = 34,257,033,150,310.08 - Step 5: Solve for x
x = 34,257,033,150,310.08/8,242,749.60 - Step 6: Final answer
x = 4,156,020.12
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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.