Finding the Fourth Proportional to 27,027,467.34, 37,297,720.08 and 14,637,275.81
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Solution
The fourth proportional to 27,027,467.34, 37,297,720.08 and 14,637,275.81 is: 20,199,340.51
Step by Step Solution
- Step 1: Write the proportion equation
27,027,467.34 : 37,297,720.08 = 14,637,275.81 : x - Step 2: Convert to fraction form
27,027,467.34/37,297,720.08 = 14,637,275.81/x - Step 3: Cross multiply
27,027,467.34x = 37,297,720.08 × 14,637,275.81 - Step 4: Simplify right side
27,027,467.34x = 545,937,015,848,513.06 - Step 5: Solve for x
x = 545,937,015,848,513.06/27,027,467.34 - Step 6: Final answer
x = 20,199,340.51
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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.