Finding the Fourth Proportional to 6,746,770.13, 10,120,147.23 and 2,197,811.49
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Solution
The fourth proportional to 6,746,770.13, 10,120,147.23 and 2,197,811.49 is: 3,296,714.64
Step by Step Solution
- Step 1: Write the proportion equation
6,746,770.13 : 10,120,147.23 = 2,197,811.49 : x - Step 2: Convert to fraction form
6,746,770.13/10,120,147.23 = 2,197,811.49/x - Step 3: Cross multiply
6,746,770.13x = 10,120,147.23 × 2,197,811.49 - Step 4: Simplify right side
6,746,770.13x = 22,242,175,862,585.68 - Step 5: Solve for x
x = 22,242,175,862,585.68/6,746,770.13 - Step 6: Final answer
x = 3,296,714.64
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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.