Finding the Fourth Proportional to 14,980,931.80, 22,471,397.70 and 14,561,027.80
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Solution
The fourth proportional to 14,980,931.80, 22,471,397.70 and 14,561,027.80 is: 21,841,541.70
Step by Step Solution
- Step 1: Write the proportion equation
14,980,931.80 : 22,471,397.70 = 14,561,027.80 : x - Step 2: Convert to fraction form
14,980,931.80/22,471,397.70 = 14,561,027.80/x - Step 3: Cross multiply
14,980,931.80x = 22,471,397.70 × 14,561,027.80 - Step 4: Simplify right side
14,980,931.80x = 327,206,646,614,556.06 - Step 5: Solve for x
x = 327,206,646,614,556.06/14,980,931.80 - Step 6: Final answer
x = 21,841,541.70
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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.