Finding the Fourth Proportional to 26,213,092.25, 39,319,604.35 and 7,043,849.73
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Solution
The fourth proportional to 26,213,092.25, 39,319,604.35 and 7,043,849.73 is: 10,565,765.45
Step by Step Solution
- Step 1: Write the proportion equation
26,213,092.25 : 39,319,604.35 = 7,043,849.73 : x - Step 2: Convert to fraction form
26,213,092.25/39,319,604.35 = 7,043,849.73/x - Step 3: Cross multiply
26,213,092.25x = 39,319,604.35 × 7,043,849.73 - Step 4: Simplify right side
26,213,092.25x = 276,961,384,449,235.09 - Step 5: Solve for x
x = 276,961,384,449,235.09/26,213,092.25 - Step 6: Final answer
x = 10,565,765.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.