Finding the Fourth Proportional to 19,552,198.80, 29,328,298.20 and 14,513,350.80
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Solution
The fourth proportional to 19,552,198.80, 29,328,298.20 and 14,513,350.80 is: 21,770,026.20
Step by Step Solution
- Step 1: Write the proportion equation
19,552,198.80 : 29,328,298.20 = 14,513,350.80 : x - Step 2: Convert to fraction form
19,552,198.80/29,328,298.20 = 14,513,350.80/x - Step 3: Cross multiply
19,552,198.80x = 29,328,298.20 × 14,513,350.80 - Step 4: Simplify right side
19,552,198.80x = 425,651,880,143,608.56 - Step 5: Solve for x
x = 425,651,880,143,608.56/19,552,198.80 - Step 6: Final answer
x = 21,770,026.20
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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.