Finding the Fourth Proportional to 6,873,908.20, 10,310,860.74 and 1,756,347.68
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Solution
The fourth proportional to 6,873,908.20, 10,310,860.74 and 1,756,347.68 is: 2,634,521.12
Step by Step Solution
- Step 1: Write the proportion equation
6,873,908.20 : 10,310,860.74 = 1,756,347.68 : x - Step 2: Convert to fraction form
6,873,908.20/10,310,860.74 = 1,756,347.68/x - Step 3: Cross multiply
6,873,908.20x = 10,310,860.74 × 1,756,347.68 - Step 4: Simplify right side
6,873,908.20x = 18,109,456,339,502.08 - Step 5: Solve for x
x = 18,109,456,339,502.08/6,873,908.20 - Step 6: Final answer
x = 2,634,521.12
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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.