Finding the Fourth Proportional to 38,772,483.24, 58,159,327.68 and 11,481,536.40
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Solution
The fourth proportional to 38,772,483.24, 58,159,327.68 and 11,481,536.40 is: 17,222,483.11
Step by Step Solution
- Step 1: Write the proportion equation
38,772,483.24 : 58,159,327.68 = 11,481,536.40 : x - Step 2: Convert to fraction form
38,772,483.24/58,159,327.68 = 11,481,536.40/x - Step 3: Cross multiply
38,772,483.24x = 58,159,327.68 × 11,481,536.40 - Step 4: Simplify right side
38,772,483.24x = 667,758,437,757,447.62 - Step 5: Solve for x
x = 667,758,437,757,447.62/38,772,483.24 - Step 6: Final answer
x = 17,222,483.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.