Finding the Fourth Proportional to 31,330,262.70, 46,984,750.08 and 10,855,203.12
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Solution
The fourth proportional to 31,330,262.70, 46,984,750.08 and 10,855,203.12 is: 16,279,116.79
Step by Step Solution
- Step 1: Write the proportion equation
31,330,262.70 : 46,984,750.08 = 10,855,203.12 : x - Step 2: Convert to fraction form
31,330,262.70/46,984,750.08 = 10,855,203.12/x - Step 3: Cross multiply
31,330,262.70x = 46,984,750.08 × 10,855,203.12 - Step 4: Simplify right side
31,330,262.70x = 510,029,005,660,836.19 - Step 5: Solve for x
x = 510,029,005,660,836.19/31,330,262.70 - Step 6: Final answer
x = 16,279,116.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.