Finding the Fourth Proportional to 6,935,054.66, 9,571,390.76 and 3,994,306.53
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Solution
The fourth proportional to 6,935,054.66, 9,571,390.76 and 3,994,306.53 is: 5,512,727.80
Step by Step Solution
- Step 1: Write the proportion equation
6,935,054.66 : 9,571,390.76 = 3,994,306.53 : x - Step 2: Convert to fraction form
6,935,054.66/9,571,390.76 = 3,994,306.53/x - Step 3: Cross multiply
6,935,054.66x = 9,571,390.76 × 3,994,306.53 - Step 4: Simplify right side
6,935,054.66x = 38,231,068,593,878.13 - Step 5: Solve for x
x = 38,231,068,593,878.13/6,935,054.66 - Step 6: Final answer
x = 5,512,727.80
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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.