Finding the Fourth Proportional to 6,393,095.48, 8,822,786.78 and 3,639,837.44
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Solution
The fourth proportional to 6,393,095.48, 8,822,786.78 and 3,639,837.44 is: 5,023,155.02
Step by Step Solution
- Step 1: Write the proportion equation
6,393,095.48 : 8,822,786.78 = 3,639,837.44 : x - Step 2: Convert to fraction form
6,393,095.48/8,822,786.78 = 3,639,837.44/x - Step 3: Cross multiply
6,393,095.48x = 8,822,786.78 × 3,639,837.44 - Step 4: Simplify right side
6,393,095.48x = 32,113,509,646,981.04 - Step 5: Solve for x
x = 32,113,509,646,981.04/6,393,095.48 - Step 6: Final answer
x = 5,023,155.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.