Finding the Fourth Proportional to 8,268,781.29, 12,402,363.76 and 2,511,564.92
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Solution
The fourth proportional to 8,268,781.29, 12,402,363.76 and 2,511,564.92 is: 3,767,101.90
Step by Step Solution
- Step 1: Write the proportion equation
8,268,781.29 : 12,402,363.76 = 2,511,564.92 : x - Step 2: Convert to fraction form
8,268,781.29/12,402,363.76 = 2,511,564.92/x - Step 3: Cross multiply
8,268,781.29x = 12,402,363.76 × 2,511,564.92 - Step 4: Simplify right side
8,268,781.29x = 31,149,341,718,066.10 - Step 5: Solve for x
x = 31,149,341,718,066.10/8,268,781.29 - Step 6: Final answer
x = 3,767,101.90
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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.