Finding the Fourth Proportional to 7,228,678.92, 10,845,857.12 and 3,182,327.96
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Solution
The fourth proportional to 7,228,678.92, 10,845,857.12 and 3,182,327.96 is: 4,774,741.66
Step by Step Solution
- Step 1: Write the proportion equation
7,228,678.92 : 10,845,857.12 = 3,182,327.96 : x - Step 2: Convert to fraction form
7,228,678.92/10,845,857.12 = 3,182,327.96/x - Step 3: Cross multiply
7,228,678.92x = 10,845,857.12 × 3,182,327.96 - Step 4: Simplify right side
7,228,678.92x = 34,515,074,363,141.07 - Step 5: Solve for x
x = 34,515,074,363,141.07/7,228,678.92 - Step 6: Final answer
x = 4,774,741.66
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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.