Finding the Fourth Proportional to 8,690,576.40, 13,035,799.80 and 2,625,296.40
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Solution
The fourth proportional to 8,690,576.40, 13,035,799.80 and 2,625,296.40 is: 3,937,925.02
Step by Step Solution
- Step 1: Write the proportion equation
8,690,576.40 : 13,035,799.80 = 2,625,296.40 : x - Step 2: Convert to fraction form
8,690,576.40/13,035,799.80 = 2,625,296.40/x - Step 3: Cross multiply
8,690,576.40x = 13,035,799.80 × 2,625,296.40 - Step 4: Simplify right side
8,690,576.40x = 34,222,838,286,060.72 - Step 5: Solve for x
x = 34,222,838,286,060.72/8,690,576.40 - Step 6: Final answer
x = 3,937,925.02
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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.