Finding the Fourth Proportional to 49,207,823.80, 73,811,735.70 and 39,641,885.80
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Solution
The fourth proportional to 49,207,823.80, 73,811,735.70 and 39,641,885.80 is: 59,462,828.70
Step by Step Solution
- Step 1: Write the proportion equation
49,207,823.80 : 73,811,735.70 = 39,641,885.80 : x - Step 2: Convert to fraction form
49,207,823.80/73,811,735.70 = 39,641,885.80/x - Step 3: Cross multiply
49,207,823.80x = 73,811,735.70 × 39,641,885.80 - Step 4: Simplify right side
49,207,823.80x = 2,926,036,397,319,183 - Step 5: Solve for x
x = 2,926,036,397,319,183/49,207,823.80 - Step 6: Final answer
x = 59,462,828.70
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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.