Finding the Fourth Proportional to 6,926,077.75, 10,390,494.57 and 2,133,562.63
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Solution
The fourth proportional to 6,926,077.75, 10,390,494.57 and 2,133,562.63 is: 3,200,768.42
Step by Step Solution
- Step 1: Write the proportion equation
6,926,077.75 : 10,390,494.57 = 2,133,562.63 : x - Step 2: Convert to fraction form
6,926,077.75/10,390,494.57 = 2,133,562.63/x - Step 3: Cross multiply
6,926,077.75x = 10,390,494.57 × 2,133,562.63 - Step 4: Simplify right side
6,926,077.75x = 22,168,770,921,769.92 - Step 5: Solve for x
x = 22,168,770,921,769.92/6,926,077.75 - Step 6: Final answer
x = 3,200,768.42
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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.