Finding the Fourth Proportional to 17,154,480.59, 23,673,349.28 and 9,419,688.98
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Solution
The fourth proportional to 17,154,480.59, 23,673,349.28 and 9,419,688.98 is: 12,999,261.99
Step by Step Solution
- Step 1: Write the proportion equation
17,154,480.59 : 23,673,349.28 = 9,419,688.98 : x - Step 2: Convert to fraction form
17,154,480.59/23,673,349.28 = 9,419,688.98/x - Step 3: Cross multiply
17,154,480.59x = 23,673,349.28 × 9,419,688.98 - Step 4: Simplify right side
17,154,480.59x = 222,995,587,406,299.28 - Step 5: Solve for x
x = 222,995,587,406,299.28/17,154,480.59 - Step 6: Final answer
x = 12,999,261.99
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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.