Finding the Fourth Proportional to 48,735,235.20, 73,102,852.80 and 39,169,297.20
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Solution
The fourth proportional to 48,735,235.20, 73,102,852.80 and 39,169,297.20 is: 58,753,945.80
Step by Step Solution
- Step 1: Write the proportion equation
48,735,235.20 : 73,102,852.80 = 39,169,297.20 : x - Step 2: Convert to fraction form
48,735,235.20/73,102,852.80 = 39,169,297.20/x - Step 3: Cross multiply
48,735,235.20x = 73,102,852.80 × 39,169,297.20 - Step 4: Simplify right side
48,735,235.20x = 2,863,387,367,491,052.50 - Step 5: Solve for x
x = 2,863,387,367,491,052.50/48,735,235.20 - Step 6: Final answer
x = 58,753,945.80
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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.