Finding the Fourth Proportional to 10,512,802.13, 14,507,639.64 and 5,866,538.42
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Solution
The fourth proportional to 10,512,802.13, 14,507,639.64 and 5,866,538.42 is: 8,095,807.79
Step by Step Solution
- Step 1: Write the proportion equation
10,512,802.13 : 14,507,639.64 = 5,866,538.42 : x - Step 2: Convert to fraction form
10,512,802.13/14,507,639.64 = 5,866,538.42/x - Step 3: Cross multiply
10,512,802.13x = 14,507,639.64 × 5,866,538.42 - Step 4: Simplify right side
10,512,802.13x = 85,109,625,331,574.97 - Step 5: Solve for x
x = 85,109,625,331,574.97/10,512,802.13 - Step 6: Final answer
x = 8,095,807.79
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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.