Finding the Fourth Proportional to 40,908,081.89, 56,454,353.85 and 22,324,421.49
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Solution
The fourth proportional to 40,908,081.89, 56,454,353.85 and 22,324,421.49 is: 30,808,356.99
Step by Step Solution
- Step 1: Write the proportion equation
40,908,081.89 : 56,454,353.85 = 22,324,421.49 : x - Step 2: Convert to fraction form
40,908,081.89/56,454,353.85 = 22,324,421.49/x - Step 3: Cross multiply
40,908,081.89x = 56,454,353.85 × 22,324,421.49 - Step 4: Simplify right side
40,908,081.89x = 1,260,310,790,293,004.25 - Step 5: Solve for x
x = 1,260,310,790,293,004.25/40,908,081.89 - Step 6: Final answer
x = 30,808,356.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.