Finding the Fourth Proportional to 14,726,414.51, 20,322,258.32 and 8,110,875.95
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Solution
The fourth proportional to 14,726,414.51, 20,322,258.32 and 8,110,875.95 is: 11,192,902.12
Step by Step Solution
- Step 1: Write the proportion equation
14,726,414.51 : 20,322,258.32 = 8,110,875.95 : x - Step 2: Convert to fraction form
14,726,414.51/20,322,258.32 = 8,110,875.95/x - Step 3: Cross multiply
14,726,414.51x = 20,322,258.32 × 8,110,875.95 - Step 4: Simplify right side
14,726,414.51x = 164,831,316,216,821.03 - Step 5: Solve for x
x = 164,831,316,216,821.03/14,726,414.51 - Step 6: Final answer
x = 11,192,902.12
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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.