Finding the Fourth Proportional to 10,397,296.98, 15,589,302.12 and 4,995,199.08
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Solution
The fourth proportional to 10,397,296.98, 15,589,302.12 and 4,995,199.08 is: 7,489,606.94
Step by Step Solution
- Step 1: Write the proportion equation
10,397,296.98 : 15,589,302.12 = 4,995,199.08 : x - Step 2: Convert to fraction form
10,397,296.98/15,589,302.12 = 4,995,199.08/x - Step 3: Cross multiply
10,397,296.98x = 15,589,302.12 × 4,995,199.08 - Step 4: Simplify right side
10,397,296.98x = 77,871,667,607,666.05 - Step 5: Solve for x
x = 77,871,667,607,666.05/10,397,296.98 - Step 6: Final answer
x = 7,489,606.94
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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.