Finding the Fourth Proportional to 48,372,115.74, 72,557,723.25 and 19,611,414.96
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Solution
The fourth proportional to 48,372,115.74, 72,557,723.25 and 19,611,414.96 is: 29,416,939.85
Step by Step Solution
- Step 1: Write the proportion equation
48,372,115.74 : 72,557,723.25 = 19,611,414.96 : x - Step 2: Convert to fraction form
48,372,115.74/72,557,723.25 = 19,611,414.96/x - Step 3: Cross multiply
48,372,115.74x = 72,557,723.25 × 19,611,414.96 - Step 4: Simplify right side
48,372,115.74x = 1,422,959,619,208,590 - Step 5: Solve for x
x = 1,422,959,619,208,590/48,372,115.74 - Step 6: Final answer
x = 29,416,939.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.