Finding the Fourth Proportional to 37,108,122.42, 51,207,473.99 and 20,588,071.17
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Solution
The fourth proportional to 37,108,122.42, 51,207,473.99 and 20,588,071.17 is: 28,410,575.64
Step by Step Solution
- Step 1: Write the proportion equation
37,108,122.42 : 51,207,473.99 = 20,588,071.17 : x - Step 2: Convert to fraction form
37,108,122.42/51,207,473.99 = 20,588,071.17/x - Step 3: Cross multiply
37,108,122.42x = 51,207,473.99 × 20,588,071.17 - Step 4: Simplify right side
37,108,122.42x = 1,054,263,118,942,044 - Step 5: Solve for x
x = 1,054,263,118,942,044/37,108,122.42 - Step 6: Final answer
x = 28,410,575.64
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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.