Finding the Fourth Proportional to 69,541,907.68, 104,270,346.24 and 33,161,425.12
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Solution
The fourth proportional to 69,541,907.68, 104,270,346.24 and 33,161,425.12 is: 49,721,864.04
Step by Step Solution
- Step 1: Write the proportion equation
69,541,907.68 : 104,270,346.24 = 33,161,425.12 : x - Step 2: Convert to fraction form
69,541,907.68/104,270,346.24 = 33,161,425.12/x - Step 3: Cross multiply
69,541,907.68x = 104,270,346.24 × 33,161,425.12 - Step 4: Simplify right side
69,541,907.68x = 3,457,753,279,074,233.50 - Step 5: Solve for x
x = 3,457,753,279,074,233.50/69,541,907.68 - Step 6: Final answer
x = 49,721,864.04
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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.