Finding the Fourth Proportional to 46,992,756.20, 70,489,037.40 and 26,513,179.05
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Solution
The fourth proportional to 46,992,756.20, 70,489,037.40 and 26,513,179.05 is: 39,769,713.90
Step by Step Solution
- Step 1: Write the proportion equation
46,992,756.20 : 70,489,037.40 = 26,513,179.05 : x - Step 2: Convert to fraction form
46,992,756.20/70,489,037.40 = 26,513,179.05/x - Step 3: Cross multiply
46,992,756.20x = 70,489,037.40 × 26,513,179.05 - Step 4: Simplify right side
46,992,756.20x = 1,868,888,469,416,755 - Step 5: Solve for x
x = 1,868,888,469,416,755/46,992,756.20 - Step 6: Final answer
x = 39,769,713.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.