Finding the Fourth Proportional to 7,948,055.92, 11,922,195.68 and 2,268,280.88
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Solution
The fourth proportional to 7,948,055.92, 11,922,195.68 and 2,268,280.88 is: 3,402,453.23
Step by Step Solution
- Step 1: Write the proportion equation
7,948,055.92 : 11,922,195.68 = 2,268,280.88 : x - Step 2: Convert to fraction form
7,948,055.92/11,922,195.68 = 2,268,280.88/x - Step 3: Cross multiply
7,948,055.92x = 11,922,195.68 × 2,268,280.88 - Step 4: Simplify right side
7,948,055.92x = 27,042,888,508,562.60 - Step 5: Solve for x
x = 27,042,888,508,562.60/7,948,055.92 - Step 6: Final answer
x = 3,402,453.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.