Finding the Fourth Proportional to 14,998,605.60, 22,466,415.60 and 12,479,181.60
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Solution
The fourth proportional to 14,998,605.60, 22,466,415.60 and 12,479,181.60 is: 18,692,569.67
Step by Step Solution
- Step 1: Write the proportion equation
14,998,605.60 : 22,466,415.60 = 12,479,181.60 : x - Step 2: Convert to fraction form
14,998,605.60/22,466,415.60 = 12,479,181.60/x - Step 3: Cross multiply
14,998,605.60x = 22,466,415.60 × 12,479,181.60 - Step 4: Simplify right side
14,998,605.60x = 280,362,480,173,472.97 - Step 5: Solve for x
x = 280,362,480,173,472.97/14,998,605.60 - Step 6: Final answer
x = 18,692,569.67
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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.