Finding the Fourth Proportional to 81,579,190.08, 122,372,162 and 24,071,461.24
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Solution
The fourth proportional to 81,579,190.08, 122,372,162 and 24,071,461.24 is: 36,108,188.27
Step by Step Solution
- Step 1: Write the proportion equation
81,579,190.08 : 122,372,162 = 24,071,461.24 : x - Step 2: Convert to fraction form
81,579,190.08/122,372,162 = 24,071,461.24/x - Step 3: Cross multiply
81,579,190.08x = 122,372,162 × 24,071,461.24 - Step 4: Simplify right side
81,579,190.08x = 2,945,676,754,438,000.50 - Step 5: Solve for x
x = 2,945,676,754,438,000.50/81,579,190.08 - Step 6: Final answer
x = 36,108,188.27
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1.5x scale
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.