Finding the Fourth Proportional to 27,158,407.79, 37,477,855.37 and 14,935,264.79
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Solution
The fourth proportional to 27,158,407.79, 37,477,855.37 and 14,935,264.79 is: 20,610,254.40
Step by Step Solution
- Step 1: Write the proportion equation
27,158,407.79 : 37,477,855.37 = 14,935,264.79 : x - Step 2: Convert to fraction form
27,158,407.79/37,477,855.37 = 14,935,264.79/x - Step 3: Cross multiply
27,158,407.79x = 37,477,855.37 × 14,935,264.79 - Step 4: Simplify right side
27,158,407.79x = 559,741,693,562,222.38 - Step 5: Solve for x
x = 559,741,693,562,222.38/27,158,407.79 - Step 6: Final answer
x = 20,610,254.40
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1.5x scale
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.