Finding the Fourth Proportional to 46,347,122.10, 69,545,566.35 and 19,423,499.70
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Solution
The fourth proportional to 46,347,122.10, 69,545,566.35 and 19,423,499.70 is: 29,145,677.79
Step by Step Solution
- Step 1: Write the proportion equation
46,347,122.10 : 69,545,566.35 = 19,423,499.70 : x - Step 2: Convert to fraction form
46,347,122.10/69,545,566.35 = 19,423,499.70/x - Step 3: Cross multiply
46,347,122.10x = 69,545,566.35 × 19,423,499.70 - Step 4: Simplify right side
46,347,122.10x = 1,350,818,287,135,555 - Step 5: Solve for x
x = 1,350,818,287,135,555/46,347,122.10 - Step 6: Final answer
x = 29,145,677.79
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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.