Finding the Fourth Proportional to 6,173,689.08, 8,518,152.06 and 3,560,991.96
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Solution
The fourth proportional to 6,173,689.08, 8,518,152.06 and 3,560,991.96 is: 4,913,281.28
Step by Step Solution
- Step 1: Write the proportion equation
6,173,689.08 : 8,518,152.06 = 3,560,991.96 : x - Step 2: Convert to fraction form
6,173,689.08/8,518,152.06 = 3,560,991.96/x - Step 3: Cross multiply
6,173,689.08x = 8,518,152.06 × 3,560,991.96 - Step 4: Simplify right side
6,173,689.08x = 30,333,070,999,717.44 - Step 5: Solve for x
x = 30,333,070,999,717.44/6,173,689.08 - Step 6: Final answer
x = 4,913,281.28
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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.