Finding the Fourth Proportional to 29,390,485.80, 44,085,869.49 and 8,920,383.09
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Solution
The fourth proportional to 29,390,485.80, 44,085,869.49 and 8,920,383.09 is: 13,380,617.36
Step by Step Solution
- Step 1: Write the proportion equation
29,390,485.80 : 44,085,869.49 = 8,920,383.09 : x - Step 2: Convert to fraction form
29,390,485.80/44,085,869.49 = 8,920,383.09/x - Step 3: Cross multiply
29,390,485.80x = 44,085,869.49 × 8,920,383.09 - Step 4: Simplify right side
29,390,485.80x = 393,262,844,574,672.31 - Step 5: Solve for x
x = 393,262,844,574,672.31/29,390,485.80 - Step 6: Final answer
x = 13,380,617.36
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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.