Finding the Fourth Proportional to 26,553,178.62, 39,836,855.63 and 9,515,573.82
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Solution
The fourth proportional to 26,553,178.62, 39,836,855.63 and 9,515,573.82 is: 14,275,900.67
Step by Step Solution
- Step 1: Write the proportion equation
26,553,178.62 : 39,836,855.63 = 9,515,573.82 : x - Step 2: Convert to fraction form
26,553,178.62/39,836,855.63 = 9,515,573.82/x - Step 3: Cross multiply
26,553,178.62x = 39,836,855.63 × 9,515,573.82 - Step 4: Simplify right side
26,553,178.62x = 379,070,540,527,736.56 - Step 5: Solve for x
x = 379,070,540,527,736.56/26,553,178.62 - Step 6: Final answer
x = 14,275,900.67
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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.