Finding the Fourth Proportional to 68,824,206.21, 94,979,910.84 and 37,460,740.48
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Solution
The fourth proportional to 68,824,206.21, 94,979,910.84 and 37,460,740.48 is: 51,697,186.01
Step by Step Solution
- Step 1: Write the proportion equation
68,824,206.21 : 94,979,910.84 = 37,460,740.48 : x - Step 2: Convert to fraction form
68,824,206.21/94,979,910.84 = 37,460,740.48/x - Step 3: Cross multiply
68,824,206.21x = 94,979,910.84 × 37,460,740.48 - Step 4: Simplify right side
68,824,206.21x = 3,558,017,790,623,568 - Step 5: Solve for x
x = 3,558,017,790,623,568/68,824,206.21 - Step 6: Final answer
x = 51,697,186.01
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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.