Finding the Fourth Proportional to 6,396,455.82, 8,827,109.80 and 3,495,845.82
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Solution
The fourth proportional to 6,396,455.82, 8,827,109.80 and 3,495,845.82 is: 4,824,267.65
Step by Step Solution
- Step 1: Write the proportion equation
6,396,455.82 : 8,827,109.80 = 3,495,845.82 : x - Step 2: Convert to fraction form
6,396,455.82/8,827,109.80 = 3,495,845.82/x - Step 3: Cross multiply
6,396,455.82x = 8,827,109.80 × 3,495,845.82 - Step 4: Simplify right side
6,396,455.82x = 30,858,214,897,011.04 - Step 5: Solve for x
x = 30,858,214,897,011.04/6,396,455.82 - Step 6: Final answer
x = 4,824,267.65
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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.