Finding the Fourth Proportional to 7,393,160.40, 11,088,703.80 and 2,344,981.20
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Solution
The fourth proportional to 7,393,160.40, 11,088,703.80 and 2,344,981.20 is: 3,517,142.95
Step by Step Solution
- Step 1: Write the proportion equation
7,393,160.40 : 11,088,703.80 = 2,344,981.20 : x - Step 2: Convert to fraction form
7,393,160.40/11,088,703.80 = 2,344,981.20/x - Step 3: Cross multiply
7,393,160.40x = 11,088,703.80 × 2,344,981.20 - Step 4: Simplify right side
7,393,160.40x = 26,002,801,943,368.56 - Step 5: Solve for x
x = 26,002,801,943,368.56/7,393,160.40 - Step 6: Final answer
x = 3,517,142.95
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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.