Finding the Fourth Proportional to 19,727,428, 29,591,142 and 5,544,004
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Solution
The fourth proportional to 19,727,428, 29,591,142 and 5,544,004 is: 8,316,006
Step by Step Solution
- Step 1: Write the proportion equation
19,727,428 : 29,591,142 = 5,544,004 : x - Step 2: Convert to fraction form
19,727,428/29,591,142 = 5,544,004/x - Step 3: Cross multiply
19,727,428x = 29,591,142 × 5,544,004 - Step 4: Simplify right side
19,727,428x = 164,053,409,612,568 - Step 5: Solve for x
x = 164,053,409,612,568/19,727,428 - Step 6: Final answer
x = 8,316,006
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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.