Finding the Fourth Proportional to 47,888,473.95, 66,086,091.47 and 25,861,971.24
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Solution
The fourth proportional to 47,888,473.95, 66,086,091.47 and 25,861,971.24 is: 35,689,518.92
Step by Step Solution
- Step 1: Write the proportion equation
47,888,473.95 : 66,086,091.47 = 25,861,971.24 : x - Step 2: Convert to fraction form
47,888,473.95/66,086,091.47 = 25,861,971.24/x - Step 3: Cross multiply
47,888,473.95x = 66,086,091.47 × 25,861,971.24 - Step 4: Simplify right side
47,888,473.95x = 1,709,116,597,025,804 - Step 5: Solve for x
x = 1,709,116,597,025,804/47,888,473.95 - Step 6: Final answer
x = 35,689,518.92
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1.5x scale
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.