Finding the Fourth Proportional to 48,715,337.13, 67,227,141.88 and 29,136,225.09
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Solution
The fourth proportional to 48,715,337.13, 67,227,141.88 and 29,136,225.09 is: 40,207,976.65
Step by Step Solution
- Step 1: Write the proportion equation
48,715,337.13 : 67,227,141.88 = 29,136,225.09 : x - Step 2: Convert to fraction form
48,715,337.13/67,227,141.88 = 29,136,225.09/x - Step 3: Cross multiply
48,715,337.13x = 67,227,141.88 × 29,136,225.09 - Step 4: Simplify right side
48,715,337.13x = 1,958,745,137,973,045.50 - Step 5: Solve for x
x = 1,958,745,137,973,045.50/48,715,337.13 - Step 6: Final answer
x = 40,207,976.65
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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.