Finding the Fourth Proportional to 9,937,486.20, 14,906,231.32 and 3,114,058.02
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Solution
The fourth proportional to 9,937,486.20, 14,906,231.32 and 3,114,058.02 is: 4,671,087.66
Step by Step Solution
- Step 1: Write the proportion equation
9,937,486.20 : 14,906,231.32 = 3,114,058.02 : x - Step 2: Convert to fraction form
9,937,486.20/14,906,231.32 = 3,114,058.02/x - Step 3: Cross multiply
9,937,486.20x = 14,906,231.32 × 3,114,058.02 - Step 4: Simplify right side
9,937,486.20x = 46,418,869,190,021.19 - Step 5: Solve for x
x = 46,418,869,190,021.19/9,937,486.20 - Step 6: Final answer
x = 4,671,087.66
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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.