Finding the Fourth Proportional to 6,463,508.16, 8,919,568.64 and 3,523,260.88
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Solution
The fourth proportional to 6,463,508.16, 8,919,568.64 and 3,523,260.88 is: 4,862,060.43
Step by Step Solution
- Step 1: Write the proportion equation
6,463,508.16 : 8,919,568.64 = 3,523,260.88 : x - Step 2: Convert to fraction form
6,463,508.16/8,919,568.64 = 3,523,260.88/x - Step 3: Cross multiply
6,463,508.16x = 8,919,568.64 × 3,523,260.88 - Step 4: Simplify right side
6,463,508.16x = 31,425,967,286,207.06 - Step 5: Solve for x
x = 31,425,967,286,207.06/6,463,508.16 - Step 6: Final answer
x = 4,862,060.43
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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.