Finding the Fourth Proportional to 60,305,218.47, 90,467,917.23 and 47,350,846.55
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Solution
The fourth proportional to 60,305,218.47, 90,467,917.23 and 47,350,846.55 is: 71,034,191.99
Step by Step Solution
- Step 1: Write the proportion equation
60,305,218.47 : 90,467,917.23 = 47,350,846.55 : x - Step 2: Convert to fraction form
60,305,218.47/90,467,917.23 = 47,350,846.55/x - Step 3: Cross multiply
60,305,218.47x = 90,467,917.23 × 47,350,846.55 - Step 4: Simplify right side
60,305,218.47x = 4,283,732,466,859,566.50 - Step 5: Solve for x
x = 4,283,732,466,859,566.50/60,305,218.47 - Step 6: Final answer
x = 71,034,191.99
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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.