Finding the Fourth Proportional to 9,600,864.80, 14,403,370.80 and 2,869,959.20
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Solution
The fourth proportional to 9,600,864.80, 14,403,370.80 and 2,869,959.20 is: 4,305,558.66
Step by Step Solution
- Step 1: Write the proportion equation
9,600,864.80 : 14,403,370.80 = 2,869,959.20 : x - Step 2: Convert to fraction form
9,600,864.80/14,403,370.80 = 2,869,959.20/x - Step 3: Cross multiply
9,600,864.80x = 14,403,370.80 × 2,869,959.20 - Step 4: Simplify right side
9,600,864.80x = 41,337,086,538,471.37 - Step 5: Solve for x
x = 41,337,086,538,471.37/9,600,864.80 - Step 6: Final answer
x = 4,305,558.66
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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.