Finding the Fourth Proportional to 42,884,708.54, 64,274,361.58 and 19,824,450.20
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Solution
The fourth proportional to 42,884,708.54, 64,274,361.58 and 19,824,450.20 is: 29,712,312.93
Step by Step Solution
- Step 1: Write the proportion equation
42,884,708.54 : 64,274,361.58 = 19,824,450.20 : x - Step 2: Convert to fraction form
42,884,708.54/64,274,361.58 = 19,824,450.20/x - Step 3: Cross multiply
42,884,708.54x = 64,274,361.58 × 19,824,450.20 - Step 4: Simplify right side
42,884,708.54x = 1,274,203,879,859,009.25 - Step 5: Solve for x
x = 1,274,203,879,859,009.25/42,884,708.54 - Step 6: Final answer
x = 29,712,312.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.