Finding the Fourth Proportional to 22,000,375.26, 30,360,294.69 and 12,210,903.99
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Solution
The fourth proportional to 22,000,375.26, 30,360,294.69 and 12,210,903.99 is: 16,850,923.64
Step by Step Solution
- Step 1: Write the proportion equation
22,000,375.26 : 30,360,294.69 = 12,210,903.99 : x - Step 2: Convert to fraction form
22,000,375.26/30,360,294.69 = 12,210,903.99/x - Step 3: Cross multiply
22,000,375.26x = 30,360,294.69 × 12,210,903.99 - Step 4: Simplify right side
22,000,375.26x = 370,726,643,567,696.81 - Step 5: Solve for x
x = 370,726,643,567,696.81/22,000,375.26 - Step 6: Final answer
x = 16,850,923.64
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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.