Finding the Fourth Proportional to 6,236,165.60, 9,357,747.60 and 2,641,320.80
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Solution
The fourth proportional to 6,236,165.60, 9,357,747.60 and 2,641,320.80 is: 3,963,463.28
Step by Step Solution
- Step 1: Write the proportion equation
6,236,165.60 : 9,357,747.60 = 2,641,320.80 : x - Step 2: Convert to fraction form
6,236,165.60/9,357,747.60 = 2,641,320.80/x - Step 3: Cross multiply
6,236,165.60x = 9,357,747.60 × 2,641,320.80 - Step 4: Simplify right side
6,236,165.60x = 24,716,813,377,030.08 - Step 5: Solve for x
x = 24,716,813,377,030.08/6,236,165.60 - Step 6: Final answer
x = 3,963,463.28
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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.