Finding the Fourth Proportional to 10,145,119.68, 14,001,706.44 and 6,278,886
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Solution
The fourth proportional to 10,145,119.68, 14,001,706.44 and 6,278,886 is: 8,665,754.70
Step by Step Solution
- Step 1: Write the proportion equation
10,145,119.68 : 14,001,706.44 = 6,278,886 : x - Step 2: Convert to fraction form
10,145,119.68/14,001,706.44 = 6,278,886/x - Step 3: Cross multiply
10,145,119.68x = 14,001,706.44 × 6,278,886 - Step 4: Simplify right side
10,145,119.68x = 87,915,118,542,225.84 - Step 5: Solve for x
x = 87,915,118,542,225.84/10,145,119.68 - Step 6: Final answer
x = 8,665,754.70
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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.