Finding the Fourth Proportional to 19,183,453.74, 26,473,352.10 and 10,481,625.54
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Solution
The fourth proportional to 19,183,453.74, 26,473,352.10 and 10,481,625.54 is: 14,464,744.84
Step by Step Solution
- Step 1: Write the proportion equation
19,183,453.74 : 26,473,352.10 = 10,481,625.54 : x - Step 2: Convert to fraction form
19,183,453.74/26,473,352.10 = 10,481,625.54/x - Step 3: Cross multiply
19,183,453.74x = 26,473,352.10 × 10,481,625.54 - Step 4: Simplify right side
19,183,453.74x = 277,483,763,500,772.62 - Step 5: Solve for x
x = 277,483,763,500,772.62/19,183,453.74 - Step 6: Final answer
x = 14,464,744.84
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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.