Finding the Fourth Proportional to 8,745,045.30, 13,090,663.70 and 5,705,867.08
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Solution
The fourth proportional to 8,745,045.30, 13,090,663.70 and 5,705,867.08 is: 8,541,246.44
Step by Step Solution
- Step 1: Write the proportion equation
8,745,045.30 : 13,090,663.70 = 5,705,867.08 : x - Step 2: Convert to fraction form
8,745,045.30/13,090,663.70 = 5,705,867.08/x - Step 3: Cross multiply
8,745,045.30x = 13,090,663.70 × 5,705,867.08 - Step 4: Simplify right side
8,745,045.30x = 74,693,587,061,181 - Step 5: Solve for x
x = 74,693,587,061,181/8,745,045.30 - Step 6: Final answer
x = 8,541,246.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.