Finding the Fourth Proportional to 6,316,872.20, 9,475,309.98 and 1,768,591.08
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Solution
The fourth proportional to 6,316,872.20, 9,475,309.98 and 1,768,591.08 is: 2,652,887.09
Step by Step Solution
- Step 1: Write the proportion equation
6,316,872.20 : 9,475,309.98 = 1,768,591.08 : x - Step 2: Convert to fraction form
6,316,872.20/9,475,309.98 = 1,768,591.08/x - Step 3: Cross multiply
6,316,872.20x = 9,475,309.98 × 1,768,591.08 - Step 4: Simplify right side
6,316,872.20x = 16,757,948,710,862.98 - Step 5: Solve for x
x = 16,757,948,710,862.98/6,316,872.20 - Step 6: Final answer
x = 2,652,887.09
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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.