Finding the Fourth Proportional to 46,637,930.10, 69,965,861.84 and 17,881,822.98
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Solution
The fourth proportional to 46,637,930.10, 69,965,861.84 and 17,881,822.98 is: 26,826,172.46
Step by Step Solution
- Step 1: Write the proportion equation
46,637,930.10 : 69,965,861.84 = 17,881,822.98 : x - Step 2: Convert to fraction form
46,637,930.10/69,965,861.84 = 17,881,822.98/x - Step 3: Cross multiply
46,637,930.10x = 69,965,861.84 × 17,881,822.98 - Step 4: Simplify right side
46,637,930.10x = 1,251,117,156,066,017.25 - Step 5: Solve for x
x = 1,251,117,156,066,017.25/46,637,930.10 - Step 6: Final answer
x = 26,826,172.46
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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.