Finding the Fourth Proportional to 47,472,000.30, 71,208,000.45 and 44,286,950.70
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Solution
The fourth proportional to 47,472,000.30, 71,208,000.45 and 44,286,950.70 is: 66,430,426.05
Step by Step Solution
- Step 1: Write the proportion equation
47,472,000.30 : 71,208,000.45 = 44,286,950.70 : x - Step 2: Convert to fraction form
47,472,000.30/71,208,000.45 = 44,286,950.70/x - Step 3: Cross multiply
47,472,000.30x = 71,208,000.45 × 44,286,950.70 - Step 4: Simplify right side
47,472,000.30x = 3,153,585,205,374,728 - Step 5: Solve for x
x = 3,153,585,205,374,728/47,472,000.30 - Step 6: Final answer
x = 66,430,426.05
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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.