Finding the Fourth Proportional to 16,299,460.20, 24,449,190.30 and 4,938,432.60
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Solution
The fourth proportional to 16,299,460.20, 24,449,190.30 and 4,938,432.60 is: 7,407,648.90
Step by Step Solution
- Step 1: Write the proportion equation
16,299,460.20 : 24,449,190.30 = 4,938,432.60 : x - Step 2: Convert to fraction form
16,299,460.20/24,449,190.30 = 4,938,432.60/x - Step 3: Cross multiply
16,299,460.20x = 24,449,190.30 × 4,938,432.60 - Step 4: Simplify right side
16,299,460.20x = 120,740,678,421,123.78 - Step 5: Solve for x
x = 120,740,678,421,123.78/16,299,460.20 - Step 6: Final answer
x = 7,407,648.90
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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.