Finding the Fourth Proportional to 71,622,476.93, 107,433,581.28 and 22,442,095.21
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Solution
The fourth proportional to 71,622,476.93, 107,433,581.28 and 22,442,095.21 is: 33,663,100.79
Step by Step Solution
- Step 1: Write the proportion equation
71,622,476.93 : 107,433,581.28 = 22,442,095.21 : x - Step 2: Convert to fraction form
71,622,476.93/107,433,581.28 = 22,442,095.21/x - Step 3: Cross multiply
71,622,476.93x = 107,433,581.28 × 22,442,095.21 - Step 4: Simplify right side
71,622,476.93x = 2,411,034,659,484,292 - Step 5: Solve for x
x = 2,411,034,659,484,292/71,622,476.93 - Step 6: Final answer
x = 33,663,100.79
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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.