Finding the Fourth Proportional to 5,894,975.56, 8,135,008.77 and 3,281,438.20
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Solution
The fourth proportional to 5,894,975.56, 8,135,008.77 and 3,281,438.20 is: 4,528,352.71
Step by Step Solution
- Step 1: Write the proportion equation
5,894,975.56 : 8,135,008.77 = 3,281,438.20 : x - Step 2: Convert to fraction form
5,894,975.56/8,135,008.77 = 3,281,438.20/x - Step 3: Cross multiply
5,894,975.56x = 8,135,008.77 × 3,281,438.20 - Step 4: Simplify right side
5,894,975.56x = 26,694,528,535,213.02 - Step 5: Solve for x
x = 26,694,528,535,213.02/5,894,975.56 - Step 6: Final answer
x = 4,528,352.71
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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.