Finding the Fourth Proportional to 8,308,175.60, 12,467,828.64 and 2,916,841.98
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Solution
The fourth proportional to 8,308,175.60, 12,467,828.64 and 2,916,841.98 is: 4,377,216.82
Step by Step Solution
- Step 1: Write the proportion equation
8,308,175.60 : 12,467,828.64 = 2,916,841.98 : x - Step 2: Convert to fraction form
8,308,175.60/12,467,828.64 = 2,916,841.98/x - Step 3: Cross multiply
8,308,175.60x = 12,467,828.64 × 2,916,841.98 - Step 4: Simplify right side
8,308,175.60x = 36,366,685,964,159.29 - Step 5: Solve for x
x = 36,366,685,964,159.29/8,308,175.60 - Step 6: Final answer
x = 4,377,216.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.