Finding the Fourth Proportional to 7,859,810.88, 10,846,536.30 and 4,375,074.06
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Solution
The fourth proportional to 7,859,810.88, 10,846,536.30 and 4,375,074.06 is: 6,037,600.69
Step by Step Solution
- Step 1: Write the proportion equation
7,859,810.88 : 10,846,536.30 = 4,375,074.06 : x - Step 2: Convert to fraction form
7,859,810.88/10,846,536.30 = 4,375,074.06/x - Step 3: Cross multiply
7,859,810.88x = 10,846,536.30 × 4,375,074.06 - Step 4: Simplify right side
7,859,810.88x = 47,454,399,606,978.38 - Step 5: Solve for x
x = 47,454,399,606,978.38/7,859,810.88 - Step 6: Final answer
x = 6,037,600.69
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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.