Finding the Fourth Proportional to 28,954,755.99, 43,432,097.29 and 7,389,358.15
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Solution
The fourth proportional to 28,954,755.99, 43,432,097.29 and 7,389,358.15 is: 11,084,027.86
Step by Step Solution
- Step 1: Write the proportion equation
28,954,755.99 : 43,432,097.29 = 7,389,358.15 : x - Step 2: Convert to fraction form
28,954,755.99/43,432,097.29 = 7,389,358.15/x - Step 3: Cross multiply
28,954,755.99x = 43,432,097.29 × 7,389,358.15 - Step 4: Simplify right side
28,954,755.99x = 320,935,322,081,454.44 - Step 5: Solve for x
x = 320,935,322,081,454.44/28,954,755.99 - Step 6: Final answer
x = 11,084,027.86
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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.