Finding the Fourth Proportional to 64,723,249.20, 97,084,873.80 and 16,854,193.20
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Solution
The fourth proportional to 64,723,249.20, 97,084,873.80 and 16,854,193.20 is: 25,281,289.80
Step by Step Solution
- Step 1: Write the proportion equation
64,723,249.20 : 97,084,873.80 = 16,854,193.20 : x - Step 2: Convert to fraction form
64,723,249.20/97,084,873.80 = 16,854,193.20/x - Step 3: Cross multiply
64,723,249.20x = 97,084,873.80 × 16,854,193.20 - Step 4: Simplify right side
64,723,249.20x = 1,636,287,219,822,818 - Step 5: Solve for x
x = 1,636,287,219,822,818/64,723,249.20 - Step 6: Final answer
x = 25,281,289.80
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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.