Finding the Fourth Proportional to 42,324,620.08, 58,412,542.12 and 23,987,937.28
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Solution
The fourth proportional to 42,324,620.08, 58,412,542.12 and 23,987,937.28 is: 33,105,941.51
Step by Step Solution
- Step 1: Write the proportion equation
42,324,620.08 : 58,412,542.12 = 23,987,937.28 : x - Step 2: Convert to fraction form
42,324,620.08/58,412,542.12 = 23,987,937.28/x - Step 3: Cross multiply
42,324,620.08x = 58,412,542.12 × 23,987,937.28 - Step 4: Simplify right side
42,324,620.08x = 1,401,196,396,739,918.25 - Step 5: Solve for x
x = 1,401,196,396,739,918.25/42,324,620.08 - Step 6: Final answer
x = 33,105,941.51
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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.