Finding the Fourth Proportional to 10,313,677.36, 14,232,040.32 and 5,963,042.80
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Solution
The fourth proportional to 10,313,677.36, 14,232,040.32 and 5,963,042.80 is: 8,228,516.62
Step by Step Solution
- Step 1: Write the proportion equation
10,313,677.36 : 14,232,040.32 = 5,963,042.80 : x - Step 2: Convert to fraction form
10,313,677.36/14,232,040.32 = 5,963,042.80/x - Step 3: Cross multiply
10,313,677.36x = 14,232,040.32 × 5,963,042.80 - Step 4: Simplify right side
10,313,677.36x = 84,866,265,559,485.69 - Step 5: Solve for x
x = 84,866,265,559,485.69/10,313,677.36 - Step 6: Final answer
x = 8,228,516.62
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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.