Finding the Fourth Proportional to 17,591,813.20, 26,368,474.20 and 6,226,411.60
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Solution
The fourth proportional to 17,591,813.20, 26,368,474.20 and 6,226,411.60 is: 9,332,805.65
Step by Step Solution
- Step 1: Write the proportion equation
17,591,813.20 : 26,368,474.20 = 6,226,411.60 : x - Step 2: Convert to fraction form
17,591,813.20/26,368,474.20 = 6,226,411.60/x - Step 3: Cross multiply
17,591,813.20x = 26,368,474.20 × 6,226,411.60 - Step 4: Simplify right side
17,591,813.20x = 164,180,973,633,180.72 - Step 5: Solve for x
x = 164,180,973,633,180.72/17,591,813.20 - Step 6: Final answer
x = 9,332,805.65
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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.