Finding the Fourth Proportional to 43,968,662.05, 65,953,554.33 and 11,620,285.09
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Solution
The fourth proportional to 43,968,662.05, 65,953,554.33 and 11,620,285.09 is: 17,430,575.97
Step by Step Solution
- Step 1: Write the proportion equation
43,968,662.05 : 65,953,554.33 = 11,620,285.09 : x - Step 2: Convert to fraction form
43,968,662.05/65,953,554.33 = 11,620,285.09/x - Step 3: Cross multiply
43,968,662.05x = 65,953,554.33 × 11,620,285.09 - Step 4: Simplify right side
43,968,662.05x = 766,399,104,013,403.88 - Step 5: Solve for x
x = 766,399,104,013,403.88/43,968,662.05 - Step 6: Final answer
x = 17,430,575.97
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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.