Finding the Fourth Proportional to 34,883,777.28, 48,138,966.72 and 19,413,725.52
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Solution
The fourth proportional to 34,883,777.28, 48,138,966.72 and 19,413,725.52 is: 26,790,581.74
Step by Step Solution
- Step 1: Write the proportion equation
34,883,777.28 : 48,138,966.72 = 19,413,725.52 : x - Step 2: Convert to fraction form
34,883,777.28/48,138,966.72 = 19,413,725.52/x - Step 3: Cross multiply
34,883,777.28x = 48,138,966.72 × 19,413,725.52 - Step 4: Simplify right side
34,883,777.28x = 934,556,686,718,494.62 - Step 5: Solve for x
x = 934,556,686,718,494.62/34,883,777.28 - Step 6: Final answer
x = 26,790,581.74
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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.