Finding the Fourth Proportional to 19,609,266.60, 29,355,839.10 and 14,582,860.20
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Solution
The fourth proportional to 19,609,266.60, 29,355,839.10 and 14,582,860.20 is: 21,831,112.12
Step by Step Solution
- Step 1: Write the proportion equation
19,609,266.60 : 29,355,839.10 = 14,582,860.20 : x - Step 2: Convert to fraction form
19,609,266.60/29,355,839.10 = 14,582,860.20/x - Step 3: Cross multiply
19,609,266.60x = 29,355,839.10 × 14,582,860.20 - Step 4: Simplify right side
19,609,266.60x = 428,092,097,648,993.81 - Step 5: Solve for x
x = 428,092,097,648,993.81/19,609,266.60 - Step 6: Final answer
x = 21,831,112.12
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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.