Finding the Fourth Proportional to 25,135,727.29, 37,706,543.79 and 8,963,977.66
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Solution
The fourth proportional to 25,135,727.29, 37,706,543.79 and 8,963,977.66 is: 13,447,019.55
Step by Step Solution
- Step 1: Write the proportion equation
25,135,727.29 : 37,706,543.79 = 8,963,977.66 : x - Step 2: Convert to fraction form
25,135,727.29/37,706,543.79 = 8,963,977.66/x - Step 3: Cross multiply
25,135,727.29x = 37,706,543.79 × 8,963,977.66 - Step 4: Simplify right side
25,135,727.29x = 338,000,616,169,371.75 - Step 5: Solve for x
x = 338,000,616,169,371.75/25,135,727.29 - Step 6: Final answer
x = 13,447,019.55
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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.