Finding the Fourth Proportional to 49,412,458.08, 68,172,848.64 and 29,825,904.96
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Solution
The fourth proportional to 49,412,458.08, 68,172,848.64 and 29,825,904.96 is: 41,149,883.72
Step by Step Solution
- Step 1: Write the proportion equation
49,412,458.08 : 68,172,848.64 = 29,825,904.96 : x - Step 2: Convert to fraction form
49,412,458.08/68,172,848.64 = 29,825,904.96/x - Step 3: Cross multiply
49,412,458.08x = 68,172,848.64 × 29,825,904.96 - Step 4: Simplify right side
49,412,458.08x = 2,033,316,904,389,105.25 - Step 5: Solve for x
x = 2,033,316,904,389,105.25/49,412,458.08 - Step 6: Final answer
x = 41,149,883.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.