Finding the Fourth Proportional to 35,520,207.68, 53,278,099.68 and 21,875,950.40
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Solution
The fourth proportional to 35,520,207.68, 53,278,099.68 and 21,875,950.40 is: 32,812,563.39
Step by Step Solution
- Step 1: Write the proportion equation
35,520,207.68 : 53,278,099.68 = 21,875,950.40 : x - Step 2: Convert to fraction form
35,520,207.68/53,278,099.68 = 21,875,950.40/x - Step 3: Cross multiply
35,520,207.68x = 53,278,099.68 × 21,875,950.40 - Step 4: Simplify right side
35,520,207.68x = 1,165,509,066,005,935.75 - Step 5: Solve for x
x = 1,165,509,066,005,935.75/35,520,207.68 - Step 6: Final answer
x = 32,812,563.39
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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.