Finding the Fourth Proportional to 10,031,074, 13,847,120.16 and 6,772,303.12
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Solution
The fourth proportional to 10,031,074, 13,847,120.16 and 6,772,303.12 is: 9,348,639.54
Step by Step Solution
- Step 1: Write the proportion equation
10,031,074 : 13,847,120.16 = 6,772,303.12 : x - Step 2: Convert to fraction form
10,031,074/13,847,120.16 = 6,772,303.12/x - Step 3: Cross multiply
10,031,074x = 13,847,120.16 × 6,772,303.12 - Step 4: Simplify right side
10,031,074x = 93,776,895,062,582.91 - Step 5: Solve for x
x = 93,776,895,062,582.91/10,031,074 - Step 6: Final answer
x = 9,348,639.54
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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.