Finding the Fourth Proportional to 11,889,447.60, 16,407,437 and 6,733,805.68
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Solution
The fourth proportional to 11,889,447.60, 16,407,437 and 6,733,805.68 is: 9,292,651.45
Step by Step Solution
- Step 1: Write the proportion equation
11,889,447.60 : 16,407,437 = 6,733,805.68 : x - Step 2: Convert to fraction form
11,889,447.60/16,407,437 = 6,733,805.68/x - Step 3: Cross multiply
11,889,447.60x = 16,407,437 × 6,733,805.68 - Step 4: Simplify right side
11,889,447.60x = 110,484,492,464,842.16 - Step 5: Solve for x
x = 110,484,492,464,842.16/11,889,447.60 - Step 6: Final answer
x = 9,292,651.45
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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.