Finding the Fourth Proportional to 16,570,634.21, 22,868,184.68 and 9,228,467.33
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Solution
The fourth proportional to 16,570,634.21, 22,868,184.68 and 9,228,467.33 is: 12,735,680.03
Step by Step Solution
- Step 1: Write the proportion equation
16,570,634.21 : 22,868,184.68 = 9,228,467.33 : x - Step 2: Convert to fraction form
16,570,634.21/22,868,184.68 = 9,228,467.33/x - Step 3: Cross multiply
16,570,634.21x = 22,868,184.68 × 9,228,467.33 - Step 4: Simplify right side
16,570,634.21x = 211,038,295,215,786.50 - Step 5: Solve for x
x = 211,038,295,215,786.50/16,570,634.21 - Step 6: Final answer
x = 12,735,680.03
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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.