Finding the Fourth Proportional to 29,587,726.78, 40,827,526.74 and 16,355,116.17
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Solution
The fourth proportional to 29,587,726.78, 40,827,526.74 and 16,355,116.17 is: 22,568,105.61
Step by Step Solution
- Step 1: Write the proportion equation
29,587,726.78 : 40,827,526.74 = 16,355,116.17 : x - Step 2: Convert to fraction form
29,587,726.78/40,827,526.74 = 16,355,116.17/x - Step 3: Cross multiply
29,587,726.78x = 40,827,526.74 × 16,355,116.17 - Step 4: Simplify right side
29,587,726.78x = 667,738,942,766,481.38 - Step 5: Solve for x
x = 667,738,942,766,481.38/29,587,726.78 - Step 6: Final answer
x = 22,568,105.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.