Finding the Fourth Proportional to 7,284,802.22, 10,052,763.02 and 4,021,546.71
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Solution
The fourth proportional to 7,284,802.22, 10,052,763.02 and 4,021,546.71 is: 5,549,588.70
Step by Step Solution
- Step 1: Write the proportion equation
7,284,802.22 : 10,052,763.02 = 4,021,546.71 : x - Step 2: Convert to fraction form
7,284,802.22/10,052,763.02 = 4,021,546.71/x - Step 3: Cross multiply
7,284,802.22x = 10,052,763.02 × 4,021,546.71 - Step 4: Simplify right side
7,284,802.22x = 40,427,656,029,382.93 - Step 5: Solve for x
x = 40,427,656,029,382.93/7,284,802.22 - Step 6: Final answer
x = 5,549,588.70
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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.