Finding the Fourth Proportional to 17,565,286.16, 24,239,573.08 and 9,725,147.12
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Solution
The fourth proportional to 17,565,286.16, 24,239,573.08 and 9,725,147.12 is: 13,420,414.12
Step by Step Solution
- Step 1: Write the proportion equation
17,565,286.16 : 24,239,573.08 = 9,725,147.12 : x - Step 2: Convert to fraction form
17,565,286.16/24,239,573.08 = 9,725,147.12/x - Step 3: Cross multiply
17,565,286.16x = 24,239,573.08 × 9,725,147.12 - Step 4: Simplify right side
17,565,286.16x = 235,733,414,328,991.50 - Step 5: Solve for x
x = 235,733,414,328,991.50/17,565,286.16 - Step 6: Final answer
x = 13,420,414.12
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1.5x scale
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.