Finding the Fourth Proportional to 7,477,526.64, 11,217,696.99 and 5,150,387.10
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Solution
The fourth proportional to 7,477,526.64, 11,217,696.99 and 5,150,387.10 is: 7,726,549.79
Step by Step Solution
- Step 1: Write the proportion equation
7,477,526.64 : 11,217,696.99 = 5,150,387.10 : x - Step 2: Convert to fraction form
7,477,526.64/11,217,696.99 = 5,150,387.10/x - Step 3: Cross multiply
7,477,526.64x = 11,217,696.99 × 5,150,387.10 - Step 4: Simplify right side
7,477,526.64x = 57,775,481,869,004.83 - Step 5: Solve for x
x = 57,775,481,869,004.83/7,477,526.64 - Step 6: Final answer
x = 7,726,549.79
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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.