Finding the Fourth Proportional to 14,070,173.22, 19,416,648.51 and 7,875,218.09
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Solution
The fourth proportional to 14,070,173.22, 19,416,648.51 and 7,875,218.09 is: 10,867,694.32
Step by Step Solution
- Step 1: Write the proportion equation
14,070,173.22 : 19,416,648.51 = 7,875,218.09 : x - Step 2: Convert to fraction form
14,070,173.22/19,416,648.51 = 7,875,218.09/x - Step 3: Cross multiply
14,070,173.22x = 19,416,648.51 × 7,875,218.09 - Step 4: Simplify right side
14,070,173.22x = 152,910,341,641,665.19 - Step 5: Solve for x
x = 152,910,341,641,665.19/14,070,173.22 - Step 6: Final answer
x = 10,867,694.32
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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.