Finding the Fourth Proportional to 9,745,260.66, 13,449,900.96 and 5,614,505.28
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Solution
The fourth proportional to 9,745,260.66, 13,449,900.96 and 5,614,505.28 is: 7,748,847.63
Step by Step Solution
- Step 1: Write the proportion equation
9,745,260.66 : 13,449,900.96 = 5,614,505.28 : x - Step 2: Convert to fraction form
9,745,260.66/13,449,900.96 = 5,614,505.28/x - Step 3: Cross multiply
9,745,260.66x = 13,449,900.96 × 5,614,505.28 - Step 4: Simplify right side
9,745,260.66x = 75,514,539,955,397.08 - Step 5: Solve for x
x = 75,514,539,955,397.08/9,745,260.66 - Step 6: Final answer
x = 7,748,847.63
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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.