Finding the Fourth Proportional to 13,307,623.68, 19,957,893.12 and 3,722,407.68
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Solution
The fourth proportional to 13,307,623.68, 19,957,893.12 and 3,722,407.68 is: 5,582,620.64
Step by Step Solution
- Step 1: Write the proportion equation
13,307,623.68 : 19,957,893.12 = 3,722,407.68 : x - Step 2: Convert to fraction form
13,307,623.68/19,957,893.12 = 3,722,407.68/x - Step 3: Cross multiply
13,307,623.68x = 19,957,893.12 × 3,722,407.68 - Step 4: Simplify right side
13,307,623.68x = 74,291,414,626,507.17 - Step 5: Solve for x
x = 74,291,414,626,507.17/13,307,623.68 - Step 6: Final answer
x = 5,582,620.64
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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.