Finding the Fourth Proportional to 6,354,716.16, 8,773,731.12 and 4,882,001.76
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Solution
The fourth proportional to 6,354,716.16, 8,773,731.12 and 4,882,001.76 is: 6,740,406.60
Step by Step Solution
- Step 1: Write the proportion equation
6,354,716.16 : 8,773,731.12 = 4,882,001.76 : x - Step 2: Convert to fraction form
6,354,716.16/8,773,731.12 = 4,882,001.76/x - Step 3: Cross multiply
6,354,716.16x = 8,773,731.12 × 4,882,001.76 - Step 4: Simplify right side
6,354,716.16x = 42,833,370,769,606.77 - Step 5: Solve for x
x = 42,833,370,769,606.77/6,354,716.16 - Step 6: Final answer
x = 6,740,406.60
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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.