Finding the Fourth Proportional to 8,349,812.40, 12,526,678.74 and 2,592,251.94
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Solution
The fourth proportional to 8,349,812.40, 12,526,678.74 and 2,592,251.94 is: 3,888,986.45
Step by Step Solution
- Step 1: Write the proportion equation
8,349,812.40 : 12,526,678.74 = 2,592,251.94 : x - Step 2: Convert to fraction form
8,349,812.40/12,526,678.74 = 2,592,251.94/x - Step 3: Cross multiply
8,349,812.40x = 12,526,678.74 × 2,592,251.94 - Step 4: Simplify right side
8,349,812.40x = 32,472,307,265,521.75 - Step 5: Solve for x
x = 32,472,307,265,521.75/8,349,812.40 - Step 6: Final answer
x = 3,888,986.45
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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.