Finding the Fourth Proportional to 19,975,308.28, 27,562,969.62 and 12,130,741
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Solution
The fourth proportional to 19,975,308.28, 27,562,969.62 and 12,130,741 is: 16,738,627.56
Step by Step Solution
- Step 1: Write the proportion equation
19,975,308.28 : 27,562,969.62 = 12,130,741 : x - Step 2: Convert to fraction form
19,975,308.28/27,562,969.62 = 12,130,741/x - Step 3: Cross multiply
19,975,308.28x = 27,562,969.62 × 12,130,741 - Step 4: Simplify right side
19,975,308.28x = 334,359,245,651,088.44 - Step 5: Solve for x
x = 334,359,245,651,088.44/19,975,308.28 - Step 6: Final answer
x = 16,738,627.56
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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.