Finding the Fourth Proportional to 23,908,365.28, 32,992,566.34 and 14,121,977.68
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Solution
The fourth proportional to 23,908,365.28, 32,992,566.34 and 14,121,977.68 is: 19,487,751.67
Step by Step Solution
- Step 1: Write the proportion equation
23,908,365.28 : 32,992,566.34 = 14,121,977.68 : x - Step 2: Convert to fraction form
23,908,365.28/32,992,566.34 = 14,121,977.68/x - Step 3: Cross multiply
23,908,365.28x = 32,992,566.34 × 14,121,977.68 - Step 4: Simplify right side
23,908,365.28x = 465,920,285,459,399.25 - Step 5: Solve for x
x = 465,920,285,459,399.25/23,908,365.28 - Step 6: Final answer
x = 19,487,751.67
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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.