Finding the Fourth Proportional to 48,968,523.60, 73,389,799.80 and 29,778,910.80
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Solution
The fourth proportional to 48,968,523.60, 73,389,799.80 and 29,778,910.80 is: 44,630,063.18
Step by Step Solution
- Step 1: Write the proportion equation
48,968,523.60 : 73,389,799.80 = 29,778,910.80 : x - Step 2: Convert to fraction form
48,968,523.60/73,389,799.80 = 29,778,910.80/x - Step 3: Cross multiply
48,968,523.60x = 73,389,799.80 × 29,778,910.80 - Step 4: Simplify right side
48,968,523.60x = 2,185,468,301,874,057.75 - Step 5: Solve for x
x = 2,185,468,301,874,057.75/48,968,523.60 - Step 6: Final answer
x = 44,630,063.18
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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.