Finding the Fourth Proportional to 8,350,224.84, 11,523,115.40 and 4,912,687.31
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Solution
The fourth proportional to 8,350,224.84, 11,523,115.40 and 4,912,687.31 is: 6,779,393.82
Step by Step Solution
- Step 1: Write the proportion equation
8,350,224.84 : 11,523,115.40 = 4,912,687.31 : x - Step 2: Convert to fraction form
8,350,224.84/11,523,115.40 = 4,912,687.31/x - Step 3: Cross multiply
8,350,224.84x = 11,523,115.40 × 4,912,687.31 - Step 4: Simplify right side
8,350,224.84x = 56,609,462,715,066.55 - Step 5: Solve for x
x = 56,609,462,715,066.55/8,350,224.84 - Step 6: Final answer
x = 6,779,393.82
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1.5x scale
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.