Finding the Fourth Proportional to 17,177,270.76, 23,704,928.10 and 9,442,639.08
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Solution
The fourth proportional to 17,177,270.76, 23,704,928.10 and 9,442,639.08 is: 13,031,003.80
Step by Step Solution
- Step 1: Write the proportion equation
17,177,270.76 : 23,704,928.10 = 9,442,639.08 : x - Step 2: Convert to fraction form
17,177,270.76/23,704,928.10 = 9,442,639.08/x - Step 3: Cross multiply
17,177,270.76x = 23,704,928.10 × 9,442,639.08 - Step 4: Simplify right side
17,177,270.76x = 223,837,080,465,650.16 - Step 5: Solve for x
x = 223,837,080,465,650.16/17,177,270.76 - Step 6: Final answer
x = 13,031,003.80
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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.