Finding the Fourth Proportional to 17,382,652.90, 26,073,979.35 and 10,197,628.90
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Solution
The fourth proportional to 17,382,652.90, 26,073,979.35 and 10,197,628.90 is: 15,296,443.35
Step by Step Solution
- Step 1: Write the proportion equation
17,382,652.90 : 26,073,979.35 = 10,197,628.90 : x - Step 2: Convert to fraction form
17,382,652.90/26,073,979.35 = 10,197,628.90/x - Step 3: Cross multiply
17,382,652.90x = 26,073,979.35 × 10,197,628.90 - Step 4: Simplify right side
17,382,652.90x = 265,892,765,357,563.25 - Step 5: Solve for x
x = 265,892,765,357,563.25/17,382,652.90 - Step 6: Final answer
x = 15,296,443.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.