Finding the Fourth Proportional to 25,588,268.44, 38,376,740.94 and 7,388,513.08
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Solution
The fourth proportional to 25,588,268.44, 38,376,740.94 and 7,388,513.08 is: 11,081,134.82
Step by Step Solution
- Step 1: Write the proportion equation
25,588,268.44 : 38,376,740.94 = 7,388,513.08 : x - Step 2: Convert to fraction form
25,588,268.44/38,376,740.94 = 7,388,513.08/x - Step 3: Cross multiply
25,588,268.44x = 38,376,740.94 × 7,388,513.08 - Step 4: Simplify right side
25,588,268.44x = 283,547,052,402,961.50 - Step 5: Solve for x
x = 283,547,052,402,961.50/25,588,268.44 - Step 6: Final answer
x = 11,081,134.82
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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.