Finding the Fourth Proportional to 47,467,866.33, 71,178,245.01 and 15,115,553.73
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Solution
The fourth proportional to 47,467,866.33, 71,178,245.01 and 15,115,553.73 is: 22,665,829.96
Step by Step Solution
- Step 1: Write the proportion equation
47,467,866.33 : 71,178,245.01 = 15,115,553.73 : x - Step 2: Convert to fraction form
47,467,866.33/71,178,245.01 = 15,115,553.73/x - Step 3: Cross multiply
47,467,866.33x = 71,178,245.01 × 15,115,553.73 - Step 4: Simplify right side
47,467,866.33x = 1,075,898,586,855,759.50 - Step 5: Solve for x
x = 1,075,898,586,855,759.50/47,467,866.33 - Step 6: Final answer
x = 22,665,829.96
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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.