Finding the Fourth Proportional to 40,992,202.32, 56,569,241.90 and 22,407,416.12
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Solution
The fourth proportional to 40,992,202.32, 56,569,241.90 and 22,407,416.12 is: 30,922,235.72
Step by Step Solution
- Step 1: Write the proportion equation
40,992,202.32 : 56,569,241.90 = 22,407,416.12 : x - Step 2: Convert to fraction form
40,992,202.32/56,569,241.90 = 22,407,416.12/x - Step 3: Cross multiply
40,992,202.32x = 56,569,241.90 × 22,407,416.12 - Step 4: Simplify right side
40,992,202.32x = 1,267,570,542,725,479.25 - Step 5: Solve for x
x = 1,267,570,542,725,479.25/40,992,202.32 - Step 6: Final answer
x = 30,922,235.72
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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.