Finding the Fourth Proportional to 5,431,657.04, 7,495,566.20 and 2,950,813.62
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Solution
The fourth proportional to 5,431,657.04, 7,495,566.20 and 2,950,813.62 is: 4,072,057.32
Step by Step Solution
- Step 1: Write the proportion equation
5,431,657.04 : 7,495,566.20 = 2,950,813.62 : x - Step 2: Convert to fraction form
5,431,657.04/7,495,566.20 = 2,950,813.62/x - Step 3: Cross multiply
5,431,657.04x = 7,495,566.20 × 2,950,813.62 - Step 4: Simplify right side
5,431,657.04x = 22,118,018,817,817.58 - Step 5: Solve for x
x = 22,118,018,817,817.58/5,431,657.04 - Step 6: Final answer
x = 4,072,057.32
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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.