Finding the Fourth Proportional to 10,372,669.65, 14,316,157.92 and 6,186,623.07
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Solution
The fourth proportional to 10,372,669.65, 14,316,157.92 and 6,186,623.07 is: 8,538,657.44
Step by Step Solution
- Step 1: Write the proportion equation
10,372,669.65 : 14,316,157.92 = 6,186,623.07 : x - Step 2: Convert to fraction form
10,372,669.65/14,316,157.92 = 6,186,623.07/x - Step 3: Cross multiply
10,372,669.65x = 14,316,157.92 × 6,186,623.07 - Step 4: Simplify right side
10,372,669.65x = 88,568,672,861,635.22 - Step 5: Solve for x
x = 88,568,672,861,635.22/10,372,669.65 - Step 6: Final answer
x = 8,538,657.44
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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.