Finding the Fourth Proportional to 32,012,285.42, 44,182,536.28 and 18,966,889.10
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Solution
The fourth proportional to 32,012,285.42, 44,182,536.28 and 18,966,889.10 is: 26,177,614.46
Step by Step Solution
- Step 1: Write the proportion equation
32,012,285.42 : 44,182,536.28 = 18,966,889.10 : x - Step 2: Convert to fraction form
32,012,285.42/44,182,536.28 = 18,966,889.10/x - Step 3: Cross multiply
32,012,285.42x = 44,182,536.28 × 18,966,889.10 - Step 4: Simplify right side
32,012,285.42x = 838,005,265,779,486.62 - Step 5: Solve for x
x = 838,005,265,779,486.62/32,012,285.42 - Step 6: Final answer
x = 26,177,614.46
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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.