Finding the Fourth Proportional to 6,463,927.28, 8,936,343.96 and 4,851,495.92
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Solution
The fourth proportional to 6,463,927.28, 8,936,343.96 and 4,851,495.92 is: 6,707,166.46
Step by Step Solution
- Step 1: Write the proportion equation
6,463,927.28 : 8,936,343.96 = 4,851,495.92 : x - Step 2: Convert to fraction form
6,463,927.28/8,936,343.96 = 4,851,495.92/x - Step 3: Cross multiply
6,463,927.28x = 8,936,343.96 × 4,851,495.92 - Step 4: Simplify right side
6,463,927.28x = 43,354,636,261,656.65 - Step 5: Solve for x
x = 43,354,636,261,656.65/6,463,927.28 - Step 6: Final answer
x = 6,707,166.46
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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.