Finding the Fourth Proportional to 14,675,416.60, 22,013,124.90 and 9,290,147.80
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Solution
The fourth proportional to 14,675,416.60, 22,013,124.90 and 9,290,147.80 is: 13,935,221.70
Step by Step Solution
- Step 1: Write the proportion equation
14,675,416.60 : 22,013,124.90 = 9,290,147.80 : x - Step 2: Convert to fraction form
14,675,416.60/22,013,124.90 = 9,290,147.80/x - Step 3: Cross multiply
14,675,416.60x = 22,013,124.90 × 9,290,147.80 - Step 4: Simplify right side
14,675,416.60x = 204,505,183,860,860.22 - Step 5: Solve for x
x = 204,505,183,860,860.22/14,675,416.60 - Step 6: Final answer
x = 13,935,221.70
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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.