Finding the Fourth Proportional to 6,512,926.80, 9,767,640.60 and 2,254,400.40
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Solution
The fourth proportional to 6,512,926.80, 9,767,640.60 and 2,254,400.40 is: 3,380,994.99
Step by Step Solution
- Step 1: Write the proportion equation
6,512,926.80 : 9,767,640.60 = 2,254,400.40 : x - Step 2: Convert to fraction form
6,512,926.80/9,767,640.60 = 2,254,400.40/x - Step 3: Cross multiply
6,512,926.80x = 9,767,640.60 × 2,254,400.40 - Step 4: Simplify right side
6,512,926.80x = 22,020,172,875,696.24 - Step 5: Solve for x
x = 22,020,172,875,696.24/6,512,926.80 - Step 6: Final answer
x = 3,380,994.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.