Finding the Fourth Proportional to 47,178,251.62, 65,108,082.09 and 26,553,033.70
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Solution
The fourth proportional to 47,178,251.62, 65,108,082.09 and 26,553,033.70 is: 36,644,365.54
Step by Step Solution
- Step 1: Write the proportion equation
47,178,251.62 : 65,108,082.09 = 26,553,033.70 : x - Step 2: Convert to fraction form
47,178,251.62/65,108,082.09 = 26,553,033.70/x - Step 3: Cross multiply
47,178,251.62x = 65,108,082.09 × 26,553,033.70 - Step 4: Simplify right side
47,178,251.62x = 1,728,817,097,878,136.50 - Step 5: Solve for x
x = 1,728,817,097,878,136.50/47,178,251.62 - Step 6: Final answer
x = 36,644,365.54
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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.