Finding the Fourth Proportional to 11,922,384.56, 16,451,952.68 and 6,765,746.09
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Solution
The fourth proportional to 11,922,384.56, 16,451,952.68 and 6,765,746.09 is: 9,336,197.30
Step by Step Solution
- Step 1: Write the proportion equation
11,922,384.56 : 16,451,952.68 = 6,765,746.09 : x - Step 2: Convert to fraction form
11,922,384.56/16,451,952.68 = 6,765,746.09/x - Step 3: Cross multiply
11,922,384.56x = 16,451,952.68 × 6,765,746.09 - Step 4: Simplify right side
11,922,384.56x = 111,309,734,575,619.27 - Step 5: Solve for x
x = 111,309,734,575,619.27/11,922,384.56 - Step 6: Final answer
x = 9,336,197.30
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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.