Finding the Fourth Proportional to 29,811,553.12, 44,719,455.90 and 7,951,810.15
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Solution
The fourth proportional to 29,811,553.12, 44,719,455.90 and 7,951,810.15 is: 11,928,282.36
Step by Step Solution
- Step 1: Write the proportion equation
29,811,553.12 : 44,719,455.90 = 7,951,810.15 : x - Step 2: Convert to fraction form
29,811,553.12/44,719,455.90 = 7,951,810.15/x - Step 3: Cross multiply
29,811,553.12x = 44,719,455.90 × 7,951,810.15 - Step 4: Simplify right side
29,811,553.12x = 355,600,623,328,097.38 - Step 5: Solve for x
x = 355,600,623,328,097.38/29,811,553.12 - Step 6: Final answer
x = 11,928,282.36
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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.