Finding the Fourth Proportional to 40,955,313.54, 56,517,959.25 and 22,370,450.70
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Solution
The fourth proportional to 40,955,313.54, 56,517,959.25 and 22,370,450.70 is: 30,871,017.99
Step by Step Solution
- Step 1: Write the proportion equation
40,955,313.54 : 56,517,959.25 = 22,370,450.70 : x - Step 2: Convert to fraction form
40,955,313.54/56,517,959.25 = 22,370,450.70/x - Step 3: Cross multiply
40,955,313.54x = 56,517,959.25 × 22,370,450.70 - Step 4: Simplify right side
40,955,313.54x = 1,264,332,221,066,734 - Step 5: Solve for x
x = 1,264,332,221,066,734/40,955,313.54 - Step 6: Final answer
x = 30,871,017.99
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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.