Finding the Fourth Proportional to 49,671,119.16, 68,487,486.39 and 33,997,710.42
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Solution
The fourth proportional to 49,671,119.16, 68,487,486.39 and 33,997,710.42 is: 46,876,691.51
Step by Step Solution
- Step 1: Write the proportion equation
49,671,119.16 : 68,487,486.39 = 33,997,710.42 : x - Step 2: Convert to fraction form
49,671,119.16/68,487,486.39 = 33,997,710.42/x - Step 3: Cross multiply
49,671,119.16x = 68,487,486.39 × 33,997,710.42 - Step 4: Simplify right side
49,671,119.16x = 2,328,417,729,680,911.50 - Step 5: Solve for x
x = 2,328,417,729,680,911.50/49,671,119.16 - Step 6: Final answer
x = 46,876,691.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.