Finding the Fourth Proportional to 10,613,872.64, 15,920,721.47 and 3,040,845.68
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Solution
The fourth proportional to 10,613,872.64, 15,920,721.47 and 3,040,845.68 is: 4,561,243.45
Step by Step Solution
- Step 1: Write the proportion equation
10,613,872.64 : 15,920,721.47 = 3,040,845.68 : x - Step 2: Convert to fraction form
10,613,872.64/15,920,721.47 = 3,040,845.68/x - Step 3: Cross multiply
10,613,872.64x = 15,920,721.47 × 3,040,845.68 - Step 4: Simplify right side
10,613,872.64x = 48,412,457,032,531.26 - Step 5: Solve for x
x = 48,412,457,032,531.26/10,613,872.64 - Step 6: Final answer
x = 4,561,243.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.