Finding the Fourth Proportional to 34,982,128.08, 48,290,816.58 and 22,598,259.72
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Solution
The fourth proportional to 34,982,128.08, 48,290,816.58 and 22,598,259.72 is: 31,195,598.30
Step by Step Solution
- Step 1: Write the proportion equation
34,982,128.08 : 48,290,816.58 = 22,598,259.72 : x - Step 2: Convert to fraction form
34,982,128.08/48,290,816.58 = 22,598,259.72/x - Step 3: Cross multiply
34,982,128.08x = 48,290,816.58 × 22,598,259.72 - Step 4: Simplify right side
34,982,128.08x = 1,091,288,415,165,722 - Step 5: Solve for x
x = 1,091,288,415,165,722/34,982,128.08 - Step 6: Final answer
x = 31,195,598.30
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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.