Finding the Fourth Proportional to 7,876,089, 11,816,126.12 and 2,196,313.92
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Solution
The fourth proportional to 7,876,089, 11,816,126.12 and 2,196,313.92 is: 3,295,026.54
Step by Step Solution
- Step 1: Write the proportion equation
7,876,089 : 11,816,126.12 = 2,196,313.92 : x - Step 2: Convert to fraction form
7,876,089/11,816,126.12 = 2,196,313.92/x - Step 3: Cross multiply
7,876,089x = 11,816,126.12 × 2,196,313.92 - Step 4: Simplify right side
7,876,089x = 25,951,922,277,831.59 - Step 5: Solve for x
x = 25,951,922,277,831.59/7,876,089 - Step 6: Final answer
x = 3,295,026.54
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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.