Finding the Fourth Proportional to 10,835,703.79, 16,256,261.76 and 7,647,057.79
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Solution
The fourth proportional to 10,835,703.79, 16,256,261.76 and 7,647,057.79 is: 11,472,496.44
Step by Step Solution
- Step 1: Write the proportion equation
10,835,703.79 : 16,256,261.76 = 7,647,057.79 : x - Step 2: Convert to fraction form
10,835,703.79/16,256,261.76 = 7,647,057.79/x - Step 3: Cross multiply
10,835,703.79x = 16,256,261.76 × 7,647,057.79 - Step 4: Simplify right side
10,835,703.79x = 124,312,573,128,087.11 - Step 5: Solve for x
x = 124,312,573,128,087.11/10,835,703.79 - Step 6: Final answer
x = 11,472,496.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.