Finding the Fourth Proportional to 14,197,160.13, 19,591,616.74 and 8,972,972.08
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Solution
The fourth proportional to 14,197,160.13, 19,591,616.74 and 8,972,972.08 is: 12,382,408.06
Step by Step Solution
- Step 1: Write the proportion equation
14,197,160.13 : 19,591,616.74 = 8,972,972.08 : x - Step 2: Convert to fraction form
14,197,160.13/19,591,616.74 = 8,972,972.08/x - Step 3: Cross multiply
14,197,160.13x = 19,591,616.74 × 8,972,972.08 - Step 4: Simplify right side
14,197,160.13x = 175,795,030,040,464.34 - Step 5: Solve for x
x = 175,795,030,040,464.34/14,197,160.13 - Step 6: Final answer
x = 12,382,408.06
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1.5x scale
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.