Finding the Fourth Proportional to 7,844,573.76, 10,822,398.84 and 4,536,256.68
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Solution
The fourth proportional to 7,844,573.76, 10,822,398.84 and 4,536,256.68 is: 6,258,234.10
Step by Step Solution
- Step 1: Write the proportion equation
7,844,573.76 : 10,822,398.84 = 4,536,256.68 : x - Step 2: Convert to fraction form
7,844,573.76/10,822,398.84 = 4,536,256.68/x - Step 3: Cross multiply
7,844,573.76x = 10,822,398.84 × 4,536,256.68 - Step 4: Simplify right side
7,844,573.76x = 49,093,179,031,574.25 - Step 5: Solve for x
x = 49,093,179,031,574.25/7,844,573.76 - Step 6: Final answer
x = 6,258,234.10
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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.