Finding the Fourth Proportional to 7,765,676.65, 11,648,514.99 and 2,374,327.09
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Solution
The fourth proportional to 7,765,676.65, 11,648,514.99 and 2,374,327.09 is: 3,561,490.64
Step by Step Solution
- Step 1: Write the proportion equation
7,765,676.65 : 11,648,514.99 = 2,374,327.09 : x - Step 2: Convert to fraction form
7,765,676.65/11,648,514.99 = 2,374,327.09/x - Step 3: Cross multiply
7,765,676.65x = 11,648,514.99 × 2,374,327.09 - Step 4: Simplify right side
7,765,676.65x = 27,657,384,699,028.08 - Step 5: Solve for x
x = 27,657,384,699,028.08/7,765,676.65 - Step 6: Final answer
x = 3,561,490.64
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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.