Finding the Fourth Proportional to 8,868,260.21, 12,244,250.34 and 5,736,116.14
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Solution
The fourth proportional to 8,868,260.21, 12,244,250.34 and 5,736,116.14 is: 7,919,754.31
Step by Step Solution
- Step 1: Write the proportion equation
8,868,260.21 : 12,244,250.34 = 5,736,116.14 : x - Step 2: Convert to fraction form
8,868,260.21/12,244,250.34 = 5,736,116.14/x - Step 3: Cross multiply
8,868,260.21x = 12,244,250.34 × 5,736,116.14 - Step 4: Simplify right side
8,868,260.21x = 70,234,441,966,863.86 - Step 5: Solve for x
x = 70,234,441,966,863.86/8,868,260.21 - Step 6: Final answer
x = 7,919,754.31
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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.