Finding the Fourth Proportional to 12,094,615.19, 16,689,460.66 and 7,201,027.73
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Solution
The fourth proportional to 12,094,615.19, 16,689,460.66 and 7,201,027.73 is: 9,936,758.39
Step by Step Solution
- Step 1: Write the proportion equation
12,094,615.19 : 16,689,460.66 = 7,201,027.73 : x - Step 2: Convert to fraction form
12,094,615.19/16,689,460.66 = 7,201,027.73/x - Step 3: Cross multiply
12,094,615.19x = 16,689,460.66 × 7,201,027.73 - Step 4: Simplify right side
12,094,615.19x = 120,181,268,909,954.23 - Step 5: Solve for x
x = 120,181,268,909,954.23/12,094,615.19 - Step 6: Final answer
x = 9,936,758.39
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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.