Finding the Fourth Proportional to 7,037,134.08, 9,711,204.48 and 3,817,800.96
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Solution
The fourth proportional to 7,037,134.08, 9,711,204.48 and 3,817,800.96 is: 5,268,543.33
Step by Step Solution
- Step 1: Write the proportion equation
7,037,134.08 : 9,711,204.48 = 3,817,800.96 : x - Step 2: Convert to fraction form
7,037,134.08/9,711,204.48 = 3,817,800.96/x - Step 3: Cross multiply
7,037,134.08x = 9,711,204.48 × 3,817,800.96 - Step 4: Simplify right side
7,037,134.08x = 37,075,445,786,500.30 - Step 5: Solve for x
x = 37,075,445,786,500.30/7,037,134.08 - Step 6: Final answer
x = 5,268,543.33
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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.