Finding the Fourth Proportional to 38,972,610.80, 58,409,149.80 and 29,952,450.80
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Solution
The fourth proportional to 38,972,610.80, 58,409,149.80 and 29,952,450.80 is: 44,890,428.17
Step by Step Solution
- Step 1: Write the proportion equation
38,972,610.80 : 58,409,149.80 = 29,952,450.80 : x - Step 2: Convert to fraction form
38,972,610.80/58,409,149.80 = 29,952,450.80/x - Step 3: Cross multiply
38,972,610.80x = 58,409,149.80 × 29,952,450.80 - Step 4: Simplify right side
38,972,610.80x = 1,749,497,185,654,329.75 - Step 5: Solve for x
x = 1,749,497,185,654,329.75/38,972,610.80 - Step 6: Final answer
x = 44,890,428.17
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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.