Finding the Fourth Proportional to 45,408,331.92, 68,072,001.88 and 16,647,765.60
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Solution
The fourth proportional to 45,408,331.92, 68,072,001.88 and 16,647,765.60 is: 24,956,801.61
Step by Step Solution
- Step 1: Write the proportion equation
45,408,331.92 : 68,072,001.88 = 16,647,765.60 : x - Step 2: Convert to fraction form
45,408,331.92/68,072,001.88 = 16,647,765.60/x - Step 3: Cross multiply
45,408,331.92x = 68,072,001.88 × 16,647,765.60 - Step 4: Simplify right side
45,408,331.92x = 1,133,246,731,220,999.25 - Step 5: Solve for x
x = 1,133,246,731,220,999.25/45,408,331.92 - Step 6: Final answer
x = 24,956,801.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.