Finding the Fourth Proportional to 43,540,971.68, 65,289,995.76 and 14,776,614.56
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Solution
The fourth proportional to 43,540,971.68, 65,289,995.76 and 14,776,614.56 is: 22,157,638.31
Step by Step Solution
- Step 1: Write the proportion equation
43,540,971.68 : 65,289,995.76 = 14,776,614.56 : x - Step 2: Convert to fraction form
43,540,971.68/65,289,995.76 = 14,776,614.56/x - Step 3: Cross multiply
43,540,971.68x = 65,289,995.76 × 14,776,614.56 - Step 4: Simplify right side
43,540,971.68x = 964,765,101,969,554.25 - Step 5: Solve for x
x = 964,765,101,969,554.25/43,540,971.68 - Step 6: Final answer
x = 22,157,638.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.