Finding the Fourth Proportional to 6,971,586.17, 9,621,930.42 and 5,808,187.62
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Solution
The fourth proportional to 6,971,586.17, 9,621,930.42 and 5,808,187.62 is: 8,016,249.94
Step by Step Solution
- Step 1: Write the proportion equation
6,971,586.17 : 9,621,930.42 = 5,808,187.62 : x - Step 2: Convert to fraction form
6,971,586.17/9,621,930.42 = 5,808,187.62/x - Step 3: Cross multiply
6,971,586.17x = 9,621,930.42 × 5,808,187.62 - Step 4: Simplify right side
6,971,586.17x = 55,885,977,145,945.40 - Step 5: Solve for x
x = 55,885,977,145,945.40/6,971,586.17 - Step 6: Final answer
x = 8,016,249.94
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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.