Finding the Fourth Proportional to 53,856,840.68, 80,796,610.33 and 17,462,393.09
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Solution
The fourth proportional to 53,856,840.68, 80,796,610.33 and 17,462,393.09 is: 26,197,269.50
Step by Step Solution
- Step 1: Write the proportion equation
53,856,840.68 : 80,796,610.33 = 17,462,393.09 : x - Step 2: Convert to fraction form
53,856,840.68/80,796,610.33 = 17,462,393.09/x - Step 3: Cross multiply
53,856,840.68x = 80,796,610.33 × 17,462,393.09 - Step 4: Simplify right side
53,856,840.68x = 1,410,902,169,430,719.75 - Step 5: Solve for x
x = 1,410,902,169,430,719.75/53,856,840.68 - Step 6: Final answer
x = 26,197,269.50
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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.