Finding the Fourth Proportional to 27,575,346.44, 38,052,750.56 and 15,806,177.48
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Solution
The fourth proportional to 27,575,346.44, 38,052,750.56 and 15,806,177.48 is: 21,811,821.30
Step by Step Solution
- Step 1: Write the proportion equation
27,575,346.44 : 38,052,750.56 = 15,806,177.48 : x - Step 2: Convert to fraction form
27,575,346.44/38,052,750.56 = 15,806,177.48/x - Step 3: Cross multiply
27,575,346.44x = 38,052,750.56 × 15,806,177.48 - Step 4: Simplify right side
27,575,346.44x = 601,468,528,953,529.50 - Step 5: Solve for x
x = 601,468,528,953,529.50/27,575,346.44 - Step 6: Final answer
x = 21,811,821.30
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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.