Finding the Fourth Proportional to 17,782,466.64, 26,673,700.28 and 4,319,203.92
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Solution
The fourth proportional to 17,782,466.64, 26,673,700.28 and 4,319,203.92 is: 6,478,805.96
Step by Step Solution
- Step 1: Write the proportion equation
17,782,466.64 : 26,673,700.28 = 4,319,203.92 : x - Step 2: Convert to fraction form
17,782,466.64/26,673,700.28 = 4,319,203.92/x - Step 3: Cross multiply
17,782,466.64x = 26,673,700.28 × 4,319,203.92 - Step 4: Simplify right side
17,782,466.64x = 115,209,150,810,281.09 - Step 5: Solve for x
x = 115,209,150,810,281.09/17,782,466.64 - Step 6: Final answer
x = 6,478,805.96
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1.5x scale
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.