Finding the Fourth Proportional to 51,370,810.92, 77,060,409.66 and 25,798,668.84
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Solution
The fourth proportional to 51,370,810.92, 77,060,409.66 and 25,798,668.84 is: 38,700,109.15
Step by Step Solution
- Step 1: Write the proportion equation
51,370,810.92 : 77,060,409.66 = 25,798,668.84 : x - Step 2: Convert to fraction form
51,370,810.92/77,060,409.66 = 25,798,668.84/x - Step 3: Cross multiply
51,370,810.92x = 77,060,409.66 × 25,798,668.84 - Step 4: Simplify right side
51,370,810.92x = 1,988,055,989,493,077 - Step 5: Solve for x
x = 1,988,055,989,493,077/51,370,810.92 - Step 6: Final answer
x = 38,700,109.15
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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.