Finding the Fourth Proportional to 27,082,901.16, 37,374,399.48 and 15,480,713.76
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Solution
The fourth proportional to 27,082,901.16, 37,374,399.48 and 15,480,713.76 is: 21,363,382.63
Step by Step Solution
- Step 1: Write the proportion equation
27,082,901.16 : 37,374,399.48 = 15,480,713.76 : x - Step 2: Convert to fraction form
27,082,901.16/37,374,399.48 = 15,480,713.76/x - Step 3: Cross multiply
27,082,901.16x = 37,374,399.48 × 15,480,713.76 - Step 4: Simplify right side
27,082,901.16x = 578,582,380,301,772.75 - Step 5: Solve for x
x = 578,582,380,301,772.75/27,082,901.16 - Step 6: Final answer
x = 21,363,382.63
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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.