Finding the Fourth Proportional to 17,840,642.96, 24,618,112.66 and 9,892,985.48
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Solution
The fourth proportional to 17,840,642.96, 24,618,112.66 and 9,892,985.48 is: 13,651,224.99
Step by Step Solution
- Step 1: Write the proportion equation
17,840,642.96 : 24,618,112.66 = 9,892,985.48 : x - Step 2: Convert to fraction form
17,840,642.96/24,618,112.66 = 9,892,985.48/x - Step 3: Cross multiply
17,840,642.96x = 24,618,112.66 × 9,892,985.48 - Step 4: Simplify right side
17,840,642.96x = 243,546,631,090,384.19 - Step 5: Solve for x
x = 243,546,631,090,384.19/17,840,642.96 - Step 6: Final answer
x = 13,651,224.99
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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.