Finding the Fourth Proportional to 36,218,090.22, 54,349,481.12 and 16,783,693.76
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Solution
The fourth proportional to 36,218,090.22, 54,349,481.12 and 16,783,693.76 is: 25,185,895.82
Step by Step Solution
- Step 1: Write the proportion equation
36,218,090.22 : 54,349,481.12 = 16,783,693.76 : x - Step 2: Convert to fraction form
36,218,090.22/54,349,481.12 = 16,783,693.76/x - Step 3: Cross multiply
36,218,090.22x = 54,349,481.12 × 16,783,693.76 - Step 4: Simplify right side
36,218,090.22x = 912,185,047,132,981.88 - Step 5: Solve for x
x = 912,185,047,132,981.88/36,218,090.22 - Step 6: Final answer
x = 25,185,895.82
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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.