Finding the Fourth Proportional to 32,165,644.40, 48,248,466.60 and 19,379,567.60
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Solution
The fourth proportional to 32,165,644.40, 48,248,466.60 and 19,379,567.60 is: 29,069,351.40
Step by Step Solution
- Step 1: Write the proportion equation
32,165,644.40 : 48,248,466.60 = 19,379,567.60 : x - Step 2: Convert to fraction form
32,165,644.40/48,248,466.60 = 19,379,567.60/x - Step 3: Cross multiply
32,165,644.40x = 48,248,466.60 × 19,379,567.60 - Step 4: Simplify right side
32,165,644.40x = 935,034,420,071,042.25 - Step 5: Solve for x
x = 935,034,420,071,042.25/32,165,644.40 - Step 6: Final answer
x = 29,069,351.40
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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.