Finding the Fourth Proportional to 34,667,070.24, 47,840,479.56 and 19,982,639.28
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Solution
The fourth proportional to 34,667,070.24, 47,840,479.56 and 19,982,639.28 is: 27,575,997.61
Step by Step Solution
- Step 1: Write the proportion equation
34,667,070.24 : 47,840,479.56 = 19,982,639.28 : x - Step 2: Convert to fraction form
34,667,070.24/47,840,479.56 = 19,982,639.28/x - Step 3: Cross multiply
34,667,070.24x = 47,840,479.56 × 19,982,639.28 - Step 4: Simplify right side
34,667,070.24x = 955,979,046,029,693.25 - Step 5: Solve for x
x = 955,979,046,029,693.25/34,667,070.24 - Step 6: Final answer
x = 27,575,997.61
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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.