Finding the Fourth Proportional to 8,182,309.52, 12,273,463.04 and 7,773,176.62
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Solution
The fourth proportional to 8,182,309.52, 12,273,463.04 and 7,773,176.62 is: 11,659,763.75
Step by Step Solution
- Step 1: Write the proportion equation
8,182,309.52 : 12,273,463.04 = 7,773,176.62 : x - Step 2: Convert to fraction form
8,182,309.52/12,273,463.04 = 7,773,176.62/x - Step 3: Cross multiply
8,182,309.52x = 12,273,463.04 × 7,773,176.62 - Step 4: Simplify right side
8,182,309.52x = 95,403,795,948,962.12 - Step 5: Solve for x
x = 95,403,795,948,962.12/8,182,309.52 - Step 6: Final answer
x = 11,659,763.75
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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.