Finding the Fourth Proportional to 7,926,573.01, 10,939,345.37 and 4,489,425.49
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Solution
The fourth proportional to 7,926,573.01, 10,939,345.37 and 4,489,425.49 is: 6,195,789.26
Step by Step Solution
- Step 1: Write the proportion equation
7,926,573.01 : 10,939,345.37 = 4,489,425.49 : x - Step 2: Convert to fraction form
7,926,573.01/10,939,345.37 = 4,489,425.49/x - Step 3: Cross multiply
7,926,573.01x = 10,939,345.37 × 4,489,425.49 - Step 4: Simplify right side
7,926,573.01x = 49,111,375,925,544.36 - Step 5: Solve for x
x = 49,111,375,925,544.36/7,926,573.01 - Step 6: Final answer
x = 6,195,789.26
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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.