Finding the Fourth Proportional to 79,050,360.78, 118,586,874.69 and 24,467,739.66
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Solution
The fourth proportional to 79,050,360.78, 118,586,874.69 and 24,467,739.66 is: 36,705,117.45
Step by Step Solution
- Step 1: Write the proportion equation
79,050,360.78 : 118,586,874.69 = 24,467,739.66 : x - Step 2: Convert to fraction form
79,050,360.78/118,586,874.69 = 24,467,739.66/x - Step 3: Cross multiply
79,050,360.78x = 118,586,874.69 × 24,467,739.66 - Step 4: Simplify right side
79,050,360.78x = 2,901,552,777,007,963 - Step 5: Solve for x
x = 2,901,552,777,007,963/79,050,360.78 - Step 6: Final answer
x = 36,705,117.45
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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.