Finding the Fourth Proportional to 34,973,690.46, 48,261,508.20 and 19,292,896.34
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Solution
The fourth proportional to 34,973,690.46, 48,261,508.20 and 19,292,896.34 is: 26,622,991.82
Step by Step Solution
- Step 1: Write the proportion equation
34,973,690.46 : 48,261,508.20 = 19,292,896.34 : x - Step 2: Convert to fraction form
34,973,690.46/48,261,508.20 = 19,292,896.34/x - Step 3: Cross multiply
34,973,690.46x = 48,261,508.20 × 19,292,896.34 - Step 4: Simplify right side
34,973,690.46x = 931,104,274,914,660 - Step 5: Solve for x
x = 931,104,274,914,660/34,973,690.46 - Step 6: Final answer
x = 26,622,991.82
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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.