Finding the Fourth Proportional to 9,995,990.16, 14,994,546.03 and 2,806,963.49
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Solution
The fourth proportional to 9,995,990.16, 14,994,546.03 and 2,806,963.49 is: 4,210,602.70
Step by Step Solution
- Step 1: Write the proportion equation
9,995,990.16 : 14,994,546.03 = 2,806,963.49 : x - Step 2: Convert to fraction form
9,995,990.16/14,994,546.03 = 2,806,963.49/x - Step 3: Cross multiply
9,995,990.16x = 14,994,546.03 × 2,806,963.49 - Step 4: Simplify right side
9,995,990.16x = 42,089,143,180,361.71 - Step 5: Solve for x
x = 42,089,143,180,361.71/9,995,990.16 - Step 6: Final answer
x = 4,210,602.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.