Finding the Fourth Proportional to 6,994,712.20, 10,492,068.30 and 4,153,361.80
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Solution
The fourth proportional to 6,994,712.20, 10,492,068.30 and 4,153,361.80 is: 6,230,042.70
Step by Step Solution
- Step 1: Write the proportion equation
6,994,712.20 : 10,492,068.30 = 4,153,361.80 : x - Step 2: Convert to fraction form
6,994,712.20/10,492,068.30 = 4,153,361.80/x - Step 3: Cross multiply
6,994,712.20x = 10,492,068.30 × 4,153,361.80 - Step 4: Simplify right side
6,994,712.20x = 43,577,355,680,210.94 - Step 5: Solve for x
x = 43,577,355,680,210.94/6,994,712.20 - Step 6: Final answer
x = 6,230,042.70
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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.