Finding the Fourth Proportional to 8,914,658.67, 12,302,278.08 and 4,840,277.67
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Solution
The fourth proportional to 8,914,658.67, 12,302,278.08 and 4,840,277.67 is: 6,679,609.85
Step by Step Solution
- Step 1: Write the proportion equation
8,914,658.67 : 12,302,278.08 = 4,840,277.67 : x - Step 2: Convert to fraction form
8,914,658.67/12,302,278.08 = 4,840,277.67/x - Step 3: Cross multiply
8,914,658.67x = 12,302,278.08 × 4,840,277.67 - Step 4: Simplify right side
8,914,658.67x = 59,546,441,880,754.48 - Step 5: Solve for x
x = 59,546,441,880,754.48/8,914,658.67 - Step 6: Final answer
x = 6,679,609.85
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1.5x scale
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.