Finding the Fourth Proportional to 48,861,723.54, 73,292,526.17 and 12,470,117.75
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Solution
The fourth proportional to 48,861,723.54, 73,292,526.17 and 12,470,117.75 is: 18,705,161.54
Step by Step Solution
- Step 1: Write the proportion equation
48,861,723.54 : 73,292,526.17 = 12,470,117.75 : x - Step 2: Convert to fraction form
48,861,723.54/73,292,526.17 = 12,470,117.75/x - Step 3: Cross multiply
48,861,723.54x = 73,292,526.17 × 12,470,117.75 - Step 4: Simplify right side
48,861,723.54x = 913,966,431,702,500.12 - Step 5: Solve for x
x = 913,966,431,702,500.12/48,861,723.54 - Step 6: Final answer
x = 18,705,161.54
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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.