Finding the Fourth Proportional to 15,693,062.30, 23,539,593.45 and 8,122,348.70
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Solution
The fourth proportional to 15,693,062.30, 23,539,593.45 and 8,122,348.70 is: 12,183,523.05
Step by Step Solution
- Step 1: Write the proportion equation
15,693,062.30 : 23,539,593.45 = 8,122,348.70 : x - Step 2: Convert to fraction form
15,693,062.30/23,539,593.45 = 8,122,348.70/x - Step 3: Cross multiply
15,693,062.30x = 23,539,593.45 × 8,122,348.70 - Step 4: Simplify right side
15,693,062.30x = 191,196,786,257,136 - Step 5: Solve for x
x = 191,196,786,257,136/15,693,062.30 - Step 6: Final answer
x = 12,183,523.05
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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.