Finding the Fourth Proportional to 5,913,855.24, 8,160,784.98 and 3,335,382.12
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Solution
The fourth proportional to 5,913,855.24, 8,160,784.98 and 3,335,382.12 is: 4,602,638.25
Step by Step Solution
- Step 1: Write the proportion equation
5,913,855.24 : 8,160,784.98 = 3,335,382.12 : x - Step 2: Convert to fraction form
5,913,855.24/8,160,784.98 = 3,335,382.12/x - Step 3: Cross multiply
5,913,855.24x = 8,160,784.98 × 3,335,382.12 - Step 4: Simplify right side
5,913,855.24x = 27,219,336,307,456.56 - Step 5: Solve for x
x = 27,219,336,307,456.56/5,913,855.24 - Step 6: Final answer
x = 4,602,638.25
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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.