Finding the Fourth Proportional to 8,350,365.93, 11,523,309.43 and 4,912,827.99
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Solution
The fourth proportional to 8,350,365.93, 11,523,309.43 and 4,912,827.99 is: 6,779,587.57
Step by Step Solution
- Step 1: Write the proportion equation
8,350,365.93 : 11,523,309.43 = 4,912,827.99 : x - Step 2: Convert to fraction form
8,350,365.93/11,523,309.43 = 4,912,827.99/x - Step 3: Cross multiply
8,350,365.93x = 11,523,309.43 × 4,912,827.99 - Step 4: Simplify right side
8,350,365.93x = 56,612,037,105,134.95 - Step 5: Solve for x
x = 56,612,037,105,134.95/8,350,365.93 - Step 6: Final answer
x = 6,779,587.57
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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.