Finding the Fourth Proportional to 35,982,219.68, 53,973,287.62 and 11,721,107.44
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Solution
The fourth proportional to 35,982,219.68, 53,973,287.62 and 11,721,107.44 is: 17,581,647.51
Step by Step Solution
- Step 1: Write the proportion equation
35,982,219.68 : 53,973,287.62 = 11,721,107.44 : x - Step 2: Convert to fraction form
35,982,219.68/53,973,287.62 = 11,721,107.44/x - Step 3: Cross multiply
35,982,219.68x = 53,973,287.62 × 11,721,107.44 - Step 4: Simplify right side
35,982,219.68x = 632,626,703,084,041.88 - Step 5: Solve for x
x = 632,626,703,084,041.88/35,982,219.68 - Step 6: Final answer
x = 17,581,647.51
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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.