Finding the Fourth Proportional to 29,125,088.72, 43,707,136.26 and 12,085,778.06
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Solution
The fourth proportional to 29,125,088.72, 43,707,136.26 and 12,085,778.06 is: 18,136,760.15
Step by Step Solution
- Step 1: Write the proportion equation
29,125,088.72 : 43,707,136.26 = 12,085,778.06 : x - Step 2: Convert to fraction form
29,125,088.72/43,707,136.26 = 12,085,778.06/x - Step 3: Cross multiply
29,125,088.72x = 43,707,136.26 × 12,085,778.06 - Step 4: Simplify right side
29,125,088.72x = 528,234,748,476,538.44 - Step 5: Solve for x
x = 528,234,748,476,538.44/29,125,088.72 - Step 6: Final answer
x = 18,136,760.15
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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.