Finding the Fourth Proportional to 25,652,341.26, 35,400,803.70 and 14,638,871.70
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Solution
The fourth proportional to 25,652,341.26, 35,400,803.70 and 14,638,871.70 is: 20,201,969.80
Step by Step Solution
- Step 1: Write the proportion equation
25,652,341.26 : 35,400,803.70 = 14,638,871.70 : x - Step 2: Convert to fraction form
25,652,341.26/35,400,803.70 = 14,638,871.70/x - Step 3: Cross multiply
25,652,341.26x = 35,400,803.70 × 14,638,871.70 - Step 4: Simplify right side
25,652,341.26x = 518,227,823,441,185.31 - Step 5: Solve for x
x = 518,227,823,441,185.31/25,652,341.26 - Step 6: Final answer
x = 20,201,969.80
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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.