Finding the Fourth Proportional to 29,376,416.70, 44,064,625.05 and 18,605,879.10
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Solution
The fourth proportional to 29,376,416.70, 44,064,625.05 and 18,605,879.10 is: 27,908,818.65
Step by Step Solution
- Step 1: Write the proportion equation
29,376,416.70 : 44,064,625.05 = 18,605,879.10 : x - Step 2: Convert to fraction form
29,376,416.70/44,064,625.05 = 18,605,879.10/x - Step 3: Cross multiply
29,376,416.70x = 44,064,625.05 × 18,605,879.10 - Step 4: Simplify right side
29,376,416.70x = 819,861,086,267,131.50 - Step 5: Solve for x
x = 819,861,086,267,131.50/29,376,416.70 - Step 6: Final answer
x = 27,908,818.65
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1.5x scale
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.