Finding the Fourth Proportional to 75,901,370.52, 104,742,621.18 and 41,093,778.36
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Solution
The fourth proportional to 75,901,370.52, 104,742,621.18 and 41,093,778.36 is: 56,708,726.47
Step by Step Solution
- Step 1: Write the proportion equation
75,901,370.52 : 104,742,621.18 = 41,093,778.36 : x - Step 2: Convert to fraction form
75,901,370.52/104,742,621.18 = 41,093,778.36/x - Step 3: Cross multiply
75,901,370.52x = 104,742,621.18 × 41,093,778.36 - Step 4: Simplify right side
75,901,370.52x = 4,304,270,059,616,362 - Step 5: Solve for x
x = 4,304,270,059,616,362/75,901,370.52 - Step 6: Final answer
x = 56,708,726.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.