Finding the Fourth Proportional to 5,914,740.07, 8,159,238.30 and 5,138,627.08
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Solution
The fourth proportional to 5,914,740.07, 8,159,238.30 and 5,138,627.08 is: 7,088,609.54
Step by Step Solution
- Step 1: Write the proportion equation
5,914,740.07 : 8,159,238.30 = 5,138,627.08 : x - Step 2: Convert to fraction form
5,914,740.07/8,159,238.30 = 5,138,627.08/x - Step 3: Cross multiply
5,914,740.07x = 8,159,238.30 × 5,138,627.08 - Step 4: Simplify right side
5,914,740.07x = 41,927,282,880,553.16 - Step 5: Solve for x
x = 41,927,282,880,553.16/5,914,740.07 - Step 6: Final answer
x = 7,088,609.54
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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.