Finding the Fourth Proportional to 16,653,418.76, 22,969,037.58 and 14,334,258.44
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Solution
The fourth proportional to 16,653,418.76, 22,969,037.58 and 14,334,258.44 is: 19,770,362.20
Step by Step Solution
- Step 1: Write the proportion equation
16,653,418.76 : 22,969,037.58 = 14,334,258.44 : x - Step 2: Convert to fraction form
16,653,418.76/22,969,037.58 = 14,334,258.44/x - Step 3: Cross multiply
16,653,418.76x = 22,969,037.58 × 14,334,258.44 - Step 4: Simplify right side
16,653,418.76x = 329,244,120,793,461.38 - Step 5: Solve for x
x = 329,244,120,793,461.38/16,653,418.76 - Step 6: Final answer
x = 19,770,362.20
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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.