Finding the Fourth Proportional to 51,077,113.75, 70,487,916.27 and 27,873,738.12
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Solution
The fourth proportional to 51,077,113.75, 70,487,916.27 and 27,873,738.12 is: 38,466,576.80
Step by Step Solution
- Step 1: Write the proportion equation
51,077,113.75 : 70,487,916.27 = 27,873,738.12 : x - Step 2: Convert to fraction form
51,077,113.75/70,487,916.27 = 27,873,738.12/x - Step 3: Cross multiply
51,077,113.75x = 70,487,916.27 × 27,873,738.12 - Step 4: Simplify right side
51,077,113.75x = 1,964,761,718,734,467.25 - Step 5: Solve for x
x = 1,964,761,718,734,467.25/51,077,113.75 - Step 6: Final answer
x = 38,466,576.80
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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.