Finding the Fourth Proportional to 10,330,850.79, 14,252,723.42 and 6,461,901.99
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Solution
The fourth proportional to 10,330,850.79, 14,252,723.42 and 6,461,901.99 is: 8,915,016.17
Step by Step Solution
- Step 1: Write the proportion equation
10,330,850.79 : 14,252,723.42 = 6,461,901.99 : x - Step 2: Convert to fraction form
10,330,850.79/14,252,723.42 = 6,461,901.99/x - Step 3: Cross multiply
10,330,850.79x = 14,252,723.42 × 6,461,901.99 - Step 4: Simplify right side
10,330,850.79x = 92,099,701,798,308.09 - Step 5: Solve for x
x = 92,099,701,798,308.09/10,330,850.79 - Step 6: Final answer
x = 8,915,016.17
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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.