Finding the Fourth Proportional to 43,471,938.12, 60,043,889.16 and 31,692,552
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Solution
The fourth proportional to 43,471,938.12, 60,043,889.16 and 31,692,552 is: 43,774,079.60
Step by Step Solution
- Step 1: Write the proportion equation
43,471,938.12 : 60,043,889.16 = 31,692,552 : x - Step 2: Convert to fraction form
43,471,938.12/60,043,889.16 = 31,692,552/x - Step 3: Cross multiply
43,471,938.12x = 60,043,889.16 × 31,692,552 - Step 4: Simplify right side
43,471,938.12x = 1,902,944,079,485,536.25 - Step 5: Solve for x
x = 1,902,944,079,485,536.25/43,471,938.12 - Step 6: Final answer
x = 43,774,079.60
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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.