Finding the Fourth Proportional to 10,609,536.16, 15,917,229.24 and 4,224,272.56
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Solution
The fourth proportional to 10,609,536.16, 15,917,229.24 and 4,224,272.56 is: 6,337,573.45
Step by Step Solution
- Step 1: Write the proportion equation
10,609,536.16 : 15,917,229.24 = 4,224,272.56 : x - Step 2: Convert to fraction form
10,609,536.16/15,917,229.24 = 4,224,272.56/x - Step 3: Cross multiply
10,609,536.16x = 15,917,229.24 × 4,224,272.56 - Step 4: Simplify right side
10,609,536.16x = 67,238,714,709,761.65 - Step 5: Solve for x
x = 67,238,714,709,761.65/10,609,536.16 - Step 6: Final answer
x = 6,337,573.45
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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.