Finding the Fourth Proportional to 6,475,810.44, 8,936,631.68 and 3,575,206.92
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Solution
The fourth proportional to 6,475,810.44, 8,936,631.68 and 3,575,206.92 is: 4,933,792.87
Step by Step Solution
- Step 1: Write the proportion equation
6,475,810.44 : 8,936,631.68 = 3,575,206.92 : x - Step 2: Convert to fraction form
6,475,810.44/8,936,631.68 = 3,575,206.92/x - Step 3: Cross multiply
6,475,810.44x = 8,936,631.68 × 3,575,206.92 - Step 4: Simplify right side
6,475,810.44x = 31,950,307,405,951.19 - Step 5: Solve for x
x = 31,950,307,405,951.19/6,475,810.44 - Step 6: Final answer
x = 4,933,792.87
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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.