Finding the Fourth Proportional to 10,142,368.26, 13,995,763.53 and 6,012,185.94
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Solution
The fourth proportional to 10,142,368.26, 13,995,763.53 and 6,012,185.94 is: 8,296,398.88
Step by Step Solution
- Step 1: Write the proportion equation
10,142,368.26 : 13,995,763.53 = 6,012,185.94 : x - Step 2: Convert to fraction form
10,142,368.26/13,995,763.53 = 6,012,185.94/x - Step 3: Cross multiply
10,142,368.26x = 13,995,763.53 × 6,012,185.94 - Step 4: Simplify right side
10,142,368.26x = 84,145,132,714,630.77 - Step 5: Solve for x
x = 84,145,132,714,630.77/10,142,368.26 - Step 6: Final answer
x = 8,296,398.88
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1.5x scale
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.