Finding the Fourth Proportional to 5,912,160.96, 8,158,888.40 and 3,465,465.65
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Solution
The fourth proportional to 5,912,160.96, 8,158,888.40 and 3,465,465.65 is: 4,782,404.88
Step by Step Solution
- Step 1: Write the proportion equation
5,912,160.96 : 8,158,888.40 = 3,465,465.65 : x - Step 2: Convert to fraction form
5,912,160.96/8,158,888.40 = 3,465,465.65/x - Step 3: Cross multiply
5,912,160.96x = 8,158,888.40 × 3,465,465.65 - Step 4: Simplify right side
5,912,160.96x = 28,274,347,434,261.69 - Step 5: Solve for x
x = 28,274,347,434,261.69/5,912,160.96 - Step 6: Final answer
x = 4,782,404.88
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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.