Finding the Fourth Proportional to 5,935,855.75, 8,191,400.55 and 3,322,359.06
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Solution
The fourth proportional to 5,935,855.75, 8,191,400.55 and 3,322,359.06 is: 4,584,810.50
Step by Step Solution
- Step 1: Write the proportion equation
5,935,855.75 : 8,191,400.55 = 3,322,359.06 : x - Step 2: Convert to fraction form
5,935,855.75/8,191,400.55 = 3,322,359.06/x - Step 3: Cross multiply
5,935,855.75x = 8,191,400.55 × 3,322,359.06 - Step 4: Simplify right side
5,935,855.75x = 27,214,773,790,424.48 - Step 5: Solve for x
x = 27,214,773,790,424.48/5,935,855.75 - Step 6: Final answer
x = 4,584,810.50
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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.