Finding the Fourth Proportional to 16,075,304.16, 22,183,407.84 and 9,199,638.60
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Solution
The fourth proportional to 16,075,304.16, 22,183,407.84 and 9,199,638.60 is: 12,695,208.32
Step by Step Solution
- Step 1: Write the proportion equation
16,075,304.16 : 22,183,407.84 = 9,199,638.60 : x - Step 2: Convert to fraction form
16,075,304.16/22,183,407.84 = 9,199,638.60/x - Step 3: Cross multiply
16,075,304.16x = 22,183,407.84 × 9,199,638.60 - Step 4: Simplify right side
16,075,304.16x = 204,079,335,044,406.62 - Step 5: Solve for x
x = 204,079,335,044,406.62/16,075,304.16 - Step 6: Final answer
x = 12,695,208.32
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1.5x scale
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.