Finding the Fourth Proportional to 19,030,340.24, 26,261,894.87 and 10,328,512.85
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Solution
The fourth proportional to 19,030,340.24, 26,261,894.87 and 10,328,512.85 is: 14,253,361.49
Step by Step Solution
- Step 1: Write the proportion equation
19,030,340.24 : 26,261,894.87 = 10,328,512.85 : x - Step 2: Convert to fraction form
19,030,340.24/26,261,894.87 = 10,328,512.85/x - Step 3: Cross multiply
19,030,340.24x = 26,261,894.87 × 10,328,512.85 - Step 4: Simplify right side
19,030,340.24x = 271,246,318,687,298.31 - Step 5: Solve for x
x = 271,246,318,687,298.31/19,030,340.24 - Step 6: Final answer
x = 14,253,361.49
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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.