Finding the Fourth Proportional to 7,286,151.70, 10,901,233.95 and 4,766,727.70
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Solution
The fourth proportional to 7,286,151.70, 10,901,233.95 and 4,766,727.70 is: 7,131,777.65
Step by Step Solution
- Step 1: Write the proportion equation
7,286,151.70 : 10,901,233.95 = 4,766,727.70 : x - Step 2: Convert to fraction form
7,286,151.70/10,901,233.95 = 4,766,727.70/x - Step 3: Cross multiply
7,286,151.70x = 10,901,233.95 × 4,766,727.70 - Step 4: Simplify right side
7,286,151.70x = 51,963,213,833,645.41 - Step 5: Solve for x
x = 51,963,213,833,645.41/7,286,151.70 - Step 6: Final answer
x = 7,131,777.65
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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.