Finding the Fourth Proportional to 8,886,419.44, 12,263,377.84 and 4,966,003.28
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Solution
The fourth proportional to 8,886,419.44, 12,263,377.84 and 4,966,003.28 is: 6,853,151.03
Step by Step Solution
- Step 1: Write the proportion equation
8,886,419.44 : 12,263,377.84 = 4,966,003.28 : x - Step 2: Convert to fraction form
8,886,419.44/12,263,377.84 = 4,966,003.28/x - Step 3: Cross multiply
8,886,419.44x = 12,263,377.84 × 4,966,003.28 - Step 4: Simplify right side
8,886,419.44x = 60,899,974,577,319.32 - Step 5: Solve for x
x = 60,899,974,577,319.32/8,886,419.44 - Step 6: Final answer
x = 6,853,151.03
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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.