Finding the Fourth Proportional to 36,438,689.37, 50,285,395.05 and 19,918,881.23
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Solution
The fourth proportional to 36,438,689.37, 50,285,395.05 and 19,918,881.23 is: 27,488,058.12
Step by Step Solution
- Step 1: Write the proportion equation
36,438,689.37 : 50,285,395.05 = 19,918,881.23 : x - Step 2: Convert to fraction form
36,438,689.37/50,285,395.05 = 19,918,881.23/x - Step 3: Cross multiply
36,438,689.37x = 50,285,395.05 × 19,918,881.23 - Step 4: Simplify right side
36,438,689.37x = 1,001,628,811,278,497 - Step 5: Solve for x
x = 1,001,628,811,278,497/36,438,689.37 - Step 6: Final answer
x = 27,488,058.12
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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.