Finding the Fourth Proportional to 7,446,214.71, 11,158,988.49 and 3,392,796.51
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Solution
The fourth proportional to 7,446,214.71, 11,158,988.49 and 3,392,796.51 is: 5,084,486.37
Step by Step Solution
- Step 1: Write the proportion equation
7,446,214.71 : 11,158,988.49 = 3,392,796.51 : x - Step 2: Convert to fraction form
7,446,214.71/11,158,988.49 = 3,392,796.51/x - Step 3: Cross multiply
7,446,214.71x = 11,158,988.49 × 3,392,796.51 - Step 4: Simplify right side
7,446,214.71x = 37,860,177,204,002.17 - Step 5: Solve for x
x = 37,860,177,204,002.17/7,446,214.71 - Step 6: Final answer
x = 5,084,486.37
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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.