Finding the Fourth Proportional to 36,884,151.94, 55,322,435.97 and 12,289,421.95
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Solution
The fourth proportional to 36,884,151.94, 55,322,435.97 and 12,289,421.95 is: 18,432,869.49
Step by Step Solution
- Step 1: Write the proportion equation
36,884,151.94 : 55,322,435.97 = 12,289,421.95 : x - Step 2: Convert to fraction form
36,884,151.94/55,322,435.97 = 12,289,421.95/x - Step 3: Cross multiply
36,884,151.94x = 55,322,435.97 × 12,289,421.95 - Step 4: Simplify right side
36,884,151.94x = 679,880,758,937,187.50 - Step 5: Solve for x
x = 679,880,758,937,187.50/36,884,151.94 - Step 6: Final answer
x = 18,432,869.49
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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.