Finding the Fourth Proportional to 15,578,654.68, 23,368,703.72 and 4,796,438.48
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Solution
The fourth proportional to 15,578,654.68, 23,368,703.72 and 4,796,438.48 is: 7,194,879.92
Step by Step Solution
- Step 1: Write the proportion equation
15,578,654.68 : 23,368,703.72 = 4,796,438.48 : x - Step 2: Convert to fraction form
15,578,654.68/23,368,703.72 = 4,796,438.48/x - Step 3: Cross multiply
15,578,654.68x = 23,368,703.72 × 4,796,438.48 - Step 4: Simplify right side
15,578,654.68x = 112,086,549,750,327.16 - Step 5: Solve for x
x = 112,086,549,750,327.16/15,578,654.68 - Step 6: Final answer
x = 7,194,879.92
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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.