Finding the Fourth Proportional to 61,110,370.35, 84,554,376.80 and 53,286,197.90
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Solution
The fourth proportional to 61,110,370.35, 84,554,376.80 and 53,286,197.90 is: 73,728,586.96
Step by Step Solution
- Step 1: Write the proportion equation
61,110,370.35 : 84,554,376.80 = 53,286,197.90 : x - Step 2: Convert to fraction form
61,110,370.35/84,554,376.80 = 53,286,197.90/x - Step 3: Cross multiply
61,110,370.35x = 84,554,376.80 × 53,286,197.90 - Step 4: Simplify right side
61,110,370.35x = 4,505,581,254,786,766 - Step 5: Solve for x
x = 4,505,581,254,786,766/61,110,370.35 - Step 6: Final answer
x = 73,728,586.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.