Finding the Fourth Proportional to 39,773,939.04, 59,663,430.18 and 12,481,308.99
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Solution
The fourth proportional to 39,773,939.04, 59,663,430.18 and 12,481,308.99 is: 18,722,754.79
Step by Step Solution
- Step 1: Write the proportion equation
39,773,939.04 : 59,663,430.18 = 12,481,308.99 : x - Step 2: Convert to fraction form
39,773,939.04/59,663,430.18 = 12,481,308.99/x - Step 3: Cross multiply
39,773,939.04x = 59,663,430.18 × 12,481,308.99 - Step 4: Simplify right side
39,773,939.04x = 744,677,707,479,871.38 - Step 5: Solve for x
x = 744,677,707,479,871.38/39,773,939.04 - Step 6: Final answer
x = 18,722,754.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.