Finding the Fourth Proportional to 29,185,168.56, 40,275,541.44 and 15,954,403.02
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Solution
The fourth proportional to 29,185,168.56, 40,275,541.44 and 15,954,403.02 is: 22,017,080.99
Step by Step Solution
- Step 1: Write the proportion equation
29,185,168.56 : 40,275,541.44 = 15,954,403.02 : x - Step 2: Convert to fraction form
29,185,168.56/40,275,541.44 = 15,954,403.02/x - Step 3: Cross multiply
29,185,168.56x = 40,275,541.44 × 15,954,403.02 - Step 4: Simplify right side
29,185,168.56x = 642,572,219,982,471.12 - Step 5: Solve for x
x = 642,572,219,982,471.12/29,185,168.56 - Step 6: Final answer
x = 22,017,080.99
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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.