Finding the Fourth Proportional to 15,260,605.70, 22,917,480.60 and 8,086,152.20
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Solution
The fourth proportional to 15,260,605.70, 22,917,480.60 and 8,086,152.20 is: 12,143,308.06
Step by Step Solution
- Step 1: Write the proportion equation
15,260,605.70 : 22,917,480.60 = 8,086,152.20 : x - Step 2: Convert to fraction form
15,260,605.70/22,917,480.60 = 8,086,152.20/x - Step 3: Cross multiply
15,260,605.70x = 22,917,480.60 × 8,086,152.20 - Step 4: Simplify right side
15,260,605.70x = 185,314,236,172,147.34 - Step 5: Solve for x
x = 185,314,236,172,147.34/15,260,605.70 - Step 6: Final answer
x = 12,143,308.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.