Finding the Fourth Proportional to 51,077,109.74, 70,487,910.74 and 27,873,734.12
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Solution
The fourth proportional to 51,077,109.74, 70,487,910.74 and 27,873,734.12 is: 38,466,571.27
Step by Step Solution
- Step 1: Write the proportion equation
51,077,109.74 : 70,487,910.74 = 27,873,734.12 : x - Step 2: Convert to fraction form
51,077,109.74/70,487,910.74 = 27,873,734.12/x - Step 3: Cross multiply
51,077,109.74x = 70,487,910.74 × 27,873,734.12 - Step 4: Simplify right side
51,077,109.74x = 1,964,761,282,358,297.25 - Step 5: Solve for x
x = 1,964,761,282,358,297.25/51,077,109.74 - Step 6: Final answer
x = 38,466,571.27
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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.